20861100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1783}}^1$

素因数の和:1816

約数の個数: 108

約数和(自身を含む): 70457296

約数和(自身を除く): 49596196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1783, 1950, 2340, 2925, 3566, 3900, 5349, 5850, 7132, 8915, 10698, 11700, 16047, 17830, 21396, 23179, 26745, 32094, 35660, 44575, 46358, 53490, 64188, 69537, 80235, 89150, 92716, 106980, 115895, 133725, 139074, 160470, 178300, 208611, 231790, 267450, 278148, 320940, 347685, 401175, 417222, 463580, 534900, 579475, 695370, 802350, 834444, 1043055, 1158950, 1390740, 1604700, 1738425, 2086110, 2317900, 3476850, 4172220, 5215275, 6953700, 10430550, 20861100]

約数ペア:

[(1, 20861100), (2, 10430550), (3, 6953700), (4, 5215275), (5, 4172220), (6, 3476850), (9, 2317900), (10, 2086110), (12, 1738425), (13, 1604700), (15, 1390740), (18, 1158950), (20, 1043055), (25, 834444), (26, 802350), (30, 695370), (36, 579475), (39, 534900), (45, 463580), (50, 417222), (52, 401175), (60, 347685), (65, 320940), (75, 278148), (78, 267450), (90, 231790), (100, 208611), (117, 178300), (130, 160470), (150, 139074), (156, 133725), (180, 115895), (195, 106980), (225, 92716), (234, 89150), (260, 80235), (300, 69537), (325, 64188), (390, 53490), (450, 46358), (468, 44575), (585, 35660), (650, 32094), (780, 26745), (900, 23179), (975, 21396), (1170, 17830), (1300, 16047), (1783, 11700), (1950, 10698), (2340, 8915), (2925, 7132), (3566, 5850), (3900, 5349)]