20793510

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 57657600

約数和(自身を除く): 36864090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 81, 86, 90, 129, 135, 162, 199, 215, 243, 258, 270, 387, 398, 405, 430, 486, 597, 645, 774, 810, 995, 1161, 1194, 1215, 1290, 1791, 1935, 1990, 2322, 2430, 2985, 3483, 3582, 3870, 5373, 5805, 5970, 6966, 8557, 8955, 10449, 10746, 11610, 16119, 17114, 17415, 17910, 20898, 25671, 26865, 32238, 34830, 42785, 48357, 51342, 52245, 53730, 77013, 80595, 85570, 96714, 104490, 128355, 154026, 161190, 231039, 241785, 256710, 385065, 462078, 483570, 693117, 770130, 1155195, 1386234, 2079351, 2310390, 3465585, 4158702, 6931170, 10396755, 20793510]

約数ペア:

[(1, 20793510), (2, 10396755), (3, 6931170), (5, 4158702), (6, 3465585), (9, 2310390), (10, 2079351), (15, 1386234), (18, 1155195), (27, 770130), (30, 693117), (43, 483570), (45, 462078), (54, 385065), (81, 256710), (86, 241785), (90, 231039), (129, 161190), (135, 154026), (162, 128355), (199, 104490), (215, 96714), (243, 85570), (258, 80595), (270, 77013), (387, 53730), (398, 52245), (405, 51342), (430, 48357), (486, 42785), (597, 34830), (645, 32238), (774, 26865), (810, 25671), (995, 20898), (1161, 17910), (1194, 17415), (1215, 17114), (1290, 16119), (1791, 11610), (1935, 10746), (1990, 10449), (2322, 8955), (2430, 8557), (2985, 6966), (3483, 5970), (3582, 5805), (3870, 5373)]