19784010620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{113}}^1\times {\mathrm{6577}}^1$

素因数の和:6732

約数の個数: 96

約数和(自身を含む): 46109359296

約数和(自身を除く): 26325348676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 121, 220, 226, 242, 452, 484, 565, 605, 1130, 1210, 1243, 1331, 2260, 2420, 2486, 2662, 4972, 5324, 6215, 6577, 6655, 12430, 13154, 13310, 13673, 24860, 26308, 26620, 27346, 32885, 54692, 65770, 68365, 72347, 131540, 136730, 144694, 150403, 273460, 289388, 300806, 361735, 601612, 723470, 743201, 752015, 795817, 1446940, 1486402, 1504030, 1591634, 2972804, 3008060, 3183268, 3716005, 3979085, 7432010, 7958170, 8175211, 8753987, 14864020, 15916340, 16350422, 17507974, 32700844, 35015948, 40876055, 43769935, 81752110, 87539870, 89927321, 163504220, 175079740, 179854642, 359709284, 449636605, 899273210, 989200531, 1798546420, 1978401062, 3956802124, 4946002655, 9892005310, 19784010620]

約数ペア:

[(1, 19784010620), (2, 9892005310), (4, 4946002655), (5, 3956802124), (10, 1978401062), (11, 1798546420), (20, 989200531), (22, 899273210), (44, 449636605), (55, 359709284), (110, 179854642), (113, 175079740), (121, 163504220), (220, 89927321), (226, 87539870), (242, 81752110), (452, 43769935), (484, 40876055), (565, 35015948), (605, 32700844), (1130, 17507974), (1210, 16350422), (1243, 15916340), (1331, 14864020), (2260, 8753987), (2420, 8175211), (2486, 7958170), (2662, 7432010), (4972, 3979085), (5324, 3716005), (6215, 3183268), (6577, 3008060), (6655, 2972804), (12430, 1591634), (13154, 1504030), (13310, 1486402), (13673, 1446940), (24860, 795817), (26308, 752015), (26620, 743201), (27346, 723470), (32885, 601612), (54692, 361735), (65770, 300806), (68365, 289388), (72347, 273460), (131540, 150403), (136730, 144694)]