20544750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 58114368

約数和(自身を除く): 37569618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 69, 75, 90, 115, 125, 138, 150, 207, 225, 230, 250, 345, 375, 397, 414, 450, 575, 690, 750, 794, 1035, 1125, 1150, 1191, 1725, 1985, 2070, 2250, 2382, 2875, 3450, 3573, 3970, 5175, 5750, 5955, 7146, 8625, 9131, 9925, 10350, 11910, 17250, 17865, 18262, 19850, 25875, 27393, 29775, 35730, 45655, 49625, 51750, 54786, 59550, 82179, 89325, 91310, 99250, 136965, 148875, 164358, 178650, 228275, 273930, 297750, 410895, 446625, 456550, 684825, 821790, 893250, 1141375, 1369650, 2054475, 2282750, 3424125, 4108950, 6848250, 10272375, 20544750]

約数ペア:

[(1, 20544750), (2, 10272375), (3, 6848250), (5, 4108950), (6, 3424125), (9, 2282750), (10, 2054475), (15, 1369650), (18, 1141375), (23, 893250), (25, 821790), (30, 684825), (45, 456550), (46, 446625), (50, 410895), (69, 297750), (75, 273930), (90, 228275), (115, 178650), (125, 164358), (138, 148875), (150, 136965), (207, 99250), (225, 91310), (230, 89325), (250, 82179), (345, 59550), (375, 54786), (397, 51750), (414, 49625), (450, 45655), (575, 35730), (690, 29775), (750, 27393), (794, 25875), (1035, 19850), (1125, 18262), (1150, 17865), (1191, 17250), (1725, 11910), (1985, 10350), (2070, 9925), (2250, 9131), (2382, 8625), (2875, 7146), (3450, 5955), (3573, 5750), (3970, 5175)]