4750020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2399}}^1$

素因数の和:2425

約数の個数: 72

約数和(自身を含む): 15724800

約数和(自身を除く): 10974780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 2399, 4798, 7197, 9596, 11995, 14394, 21591, 23990, 26389, 28788, 35985, 43182, 47980, 52778, 71970, 79167, 86364, 105556, 107955, 131945, 143940, 158334, 215910, 237501, 263890, 316668, 395835, 431820, 475002, 527780, 791670, 950004, 1187505, 1583340, 2375010, 4750020]

約数ペア:

[(1, 4750020), (2, 2375010), (3, 1583340), (4, 1187505), (5, 950004), (6, 791670), (9, 527780), (10, 475002), (11, 431820), (12, 395835), (15, 316668), (18, 263890), (20, 237501), (22, 215910), (30, 158334), (33, 143940), (36, 131945), (44, 107955), (45, 105556), (55, 86364), (60, 79167), (66, 71970), (90, 52778), (99, 47980), (110, 43182), (132, 35985), (165, 28788), (180, 26389), (198, 23990), (220, 21591), (330, 14394), (396, 11995), (495, 9596), (660, 7197), (990, 4798), (1980, 2399)]