20187750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{2447}}^1$

素因数の和:2478

約数の個数: 64

約数和(自身を含む): 54991872

約数和(自身を除く): 34804122

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 125, 150, 165, 250, 275, 330, 375, 550, 750, 825, 1375, 1650, 2447, 2750, 4125, 4894, 7341, 8250, 12235, 14682, 24470, 26917, 36705, 53834, 61175, 73410, 80751, 122350, 134585, 161502, 183525, 269170, 305875, 367050, 403755, 611750, 672925, 807510, 917625, 1345850, 1835250, 2018775, 3364625, 4037550, 6729250, 10093875, 20187750]

約数ペア:

[(1, 20187750), (2, 10093875), (3, 6729250), (5, 4037550), (6, 3364625), (10, 2018775), (11, 1835250), (15, 1345850), (22, 917625), (25, 807510), (30, 672925), (33, 611750), (50, 403755), (55, 367050), (66, 305875), (75, 269170), (110, 183525), (125, 161502), (150, 134585), (165, 122350), (250, 80751), (275, 73410), (330, 61175), (375, 53834), (550, 36705), (750, 26917), (825, 24470), (1375, 14682), (1650, 12235), (2447, 8250), (2750, 7341), (4125, 4894)]