388962860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{443}}^1$

素因数の和:783

約数の個数: 96

約数和(自身を含む): 964922112

約数和(自身を除く): 575959252

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 307, 443, 572, 614, 715, 886, 1228, 1430, 1535, 1772, 2215, 2860, 3070, 3377, 3991, 4430, 4873, 5759, 6140, 6754, 7982, 8860, 9746, 11518, 13508, 15964, 16885, 19492, 19955, 23036, 24365, 28795, 33770, 39910, 43901, 48730, 57590, 63349, 67540, 79820, 87802, 97460, 115180, 126698, 136001, 175604, 219505, 253396, 272002, 316745, 439010, 544004, 633490, 680005, 878020, 1266980, 1360010, 1496011, 1768013, 2720020, 2992022, 3536026, 5984044, 7072052, 7480055, 8840065, 14960110, 17680130, 19448143, 29920220, 35360260, 38896286, 77792572, 97240715, 194481430, 388962860]

約数ペア:

[(1, 388962860), (2, 194481430), (4, 97240715), (5, 77792572), (10, 38896286), (11, 35360260), (13, 29920220), (20, 19448143), (22, 17680130), (26, 14960110), (44, 8840065), (52, 7480055), (55, 7072052), (65, 5984044), (110, 3536026), (130, 2992022), (143, 2720020), (220, 1768013), (260, 1496011), (286, 1360010), (307, 1266980), (443, 878020), (572, 680005), (614, 633490), (715, 544004), (886, 439010), (1228, 316745), (1430, 272002), (1535, 253396), (1772, 219505), (2215, 175604), (2860, 136001), (3070, 126698), (3377, 115180), (3991, 97460), (4430, 87802), (4873, 79820), (5759, 67540), (6140, 63349), (6754, 57590), (7982, 48730), (8860, 43901), (9746, 39910), (11518, 33770), (13508, 28795), (15964, 24365), (16885, 23036), (19492, 19955)]