20017392010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{1609}}^1$

素因数の和:1892

約数の個数: 128

約数和(自身を含む): 45670625280

約数和(自身を除く): 25653233270

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 107, 110, 151, 154, 214, 302, 385, 535, 749, 755, 770, 1057, 1070, 1177, 1498, 1510, 1609, 1661, 2114, 2354, 3218, 3322, 3745, 5285, 5885, 7490, 8045, 8239, 8305, 10570, 11263, 11627, 11770, 16090, 16157, 16478, 16610, 17699, 22526, 23254, 32314, 35398, 41195, 56315, 58135, 80785, 82390, 88495, 112630, 113099, 116270, 123893, 161570, 172163, 176990, 177727, 226198, 242959, 247786, 344326, 355454, 485918, 565495, 619465, 860815, 888635, 1130990, 1205141, 1214795, 1238930, 1244089, 1700713, 1721630, 1777270, 1893793, 2410282, 2429590, 2488178, 2672549, 3401426, 3787586, 5345098, 6025705, 6220445, 8503565, 9468965, 12051410, 12440890, 13256551, 13362745, 17007130, 18707843, 18937930, 25996613, 26513102, 26725490, 37415686, 51993226, 66282755, 93539215, 129983065, 132565510, 181976291, 187078430, 259966130, 285962743, 363952582, 571925486, 909881455, 1429813715, 1819762910, 2001739201, 2859627430, 4003478402, 10008696005, 20017392010]

約数ペア:

[(1, 20017392010), (2, 10008696005), (5, 4003478402), (7, 2859627430), (10, 2001739201), (11, 1819762910), (14, 1429813715), (22, 909881455), (35, 571925486), (55, 363952582), (70, 285962743), (77, 259966130), (107, 187078430), (110, 181976291), (151, 132565510), (154, 129983065), (214, 93539215), (302, 66282755), (385, 51993226), (535, 37415686), (749, 26725490), (755, 26513102), (770, 25996613), (1057, 18937930), (1070, 18707843), (1177, 17007130), (1498, 13362745), (1510, 13256551), (1609, 12440890), (1661, 12051410), (2114, 9468965), (2354, 8503565), (3218, 6220445), (3322, 6025705), (3745, 5345098), (5285, 3787586), (5885, 3401426), (7490, 2672549), (8045, 2488178), (8239, 2429590), (8305, 2410282), (10570, 1893793), (11263, 1777270), (11627, 1721630), (11770, 1700713), (16090, 1244089), (16157, 1238930), (16478, 1214795), (16610, 1205141), (17699, 1130990), (22526, 888635), (23254, 860815), (32314, 619465), (35398, 565495), (41195, 485918), (56315, 355454), (58135, 344326), (80785, 247786), (82390, 242959), (88495, 226198), (112630, 177727), (113099, 176990), (116270, 172163), (123893, 161570)]