20009550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 55246464

約数和(自身を除く): 35236914

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 67, 75, 110, 134, 150, 165, 181, 201, 275, 330, 335, 362, 402, 543, 550, 670, 737, 825, 905, 1005, 1086, 1474, 1650, 1675, 1810, 1991, 2010, 2211, 2715, 3350, 3685, 3982, 4422, 4525, 5025, 5430, 5973, 7370, 9050, 9955, 10050, 11055, 11946, 12127, 13575, 18425, 19910, 22110, 24254, 27150, 29865, 36381, 36850, 49775, 55275, 59730, 60635, 72762, 99550, 110550, 121270, 133397, 149325, 181905, 266794, 298650, 303175, 363810, 400191, 606350, 666985, 800382, 909525, 1333970, 1819050, 2000955, 3334925, 4001910, 6669850, 10004775, 20009550]

約数ペア:

[(1, 20009550), (2, 10004775), (3, 6669850), (5, 4001910), (6, 3334925), (10, 2000955), (11, 1819050), (15, 1333970), (22, 909525), (25, 800382), (30, 666985), (33, 606350), (50, 400191), (55, 363810), (66, 303175), (67, 298650), (75, 266794), (110, 181905), (134, 149325), (150, 133397), (165, 121270), (181, 110550), (201, 99550), (275, 72762), (330, 60635), (335, 59730), (362, 55275), (402, 49775), (543, 36850), (550, 36381), (670, 29865), (737, 27150), (825, 24254), (905, 22110), (1005, 19910), (1086, 18425), (1474, 13575), (1650, 12127), (1675, 11946), (1810, 11055), (1991, 10050), (2010, 9955), (2211, 9050), (2715, 7370), (3350, 5973), (3685, 5430), (3982, 5025), (4422, 4525)]