20446470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1087}}^1$

素因数の和:1130

約数の個数: 96

約数和(自身を含む): 61102080

約数和(自身を除く): 40655610

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 30, 33, 38, 45, 55, 57, 66, 90, 95, 99, 110, 114, 165, 171, 190, 198, 209, 285, 330, 342, 418, 495, 570, 627, 855, 990, 1045, 1087, 1254, 1710, 1881, 2090, 2174, 3135, 3261, 3762, 5435, 6270, 6522, 9405, 9783, 10870, 11957, 16305, 18810, 19566, 20653, 23914, 32610, 35871, 41306, 48915, 59785, 61959, 71742, 97830, 103265, 107613, 119570, 123918, 179355, 185877, 206530, 215226, 227183, 309795, 358710, 371754, 454366, 538065, 619590, 681549, 929385, 1076130, 1135915, 1363098, 1858770, 2044647, 2271830, 3407745, 4089294, 6815490, 10223235, 20446470]

約数ペア:

[(1, 20446470), (2, 10223235), (3, 6815490), (5, 4089294), (6, 3407745), (9, 2271830), (10, 2044647), (11, 1858770), (15, 1363098), (18, 1135915), (19, 1076130), (22, 929385), (30, 681549), (33, 619590), (38, 538065), (45, 454366), (55, 371754), (57, 358710), (66, 309795), (90, 227183), (95, 215226), (99, 206530), (110, 185877), (114, 179355), (165, 123918), (171, 119570), (190, 107613), (198, 103265), (209, 97830), (285, 71742), (330, 61959), (342, 59785), (418, 48915), (495, 41306), (570, 35871), (627, 32610), (855, 23914), (990, 20653), (1045, 19566), (1087, 18810), (1254, 16305), (1710, 11957), (1881, 10870), (2090, 9783), (2174, 9405), (3135, 6522), (3261, 6270), (3762, 5435)]