19625880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3989}}^1$

素因数の和:4044

約数の個数: 64

約数和(自身を含む): 60328800

約数和(自身を除く): 40702920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 3989, 4920, 7978, 11967, 15956, 19945, 23934, 31912, 39890, 47868, 59835, 79780, 95736, 119670, 159560, 163549, 239340, 327098, 478680, 490647, 654196, 817745, 981294, 1308392, 1635490, 1962588, 2453235, 3270980, 3925176, 4906470, 6541960, 9812940, 19625880]

約数ペア:

[(1, 19625880), (2, 9812940), (3, 6541960), (4, 4906470), (5, 3925176), (6, 3270980), (8, 2453235), (10, 1962588), (12, 1635490), (15, 1308392), (20, 981294), (24, 817745), (30, 654196), (40, 490647), (41, 478680), (60, 327098), (82, 239340), (120, 163549), (123, 159560), (164, 119670), (205, 95736), (246, 79780), (328, 59835), (410, 47868), (492, 39890), (615, 31912), (820, 23934), (984, 19945), (1230, 15956), (1640, 11967), (2460, 7978), (3989, 4920)]