2847810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 7962624

約数和(自身を除く): 5114814

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 191, 210, 213, 355, 382, 426, 497, 573, 710, 955, 994, 1065, 1146, 1337, 1491, 1910, 2130, 2485, 2674, 2865, 2982, 4011, 4970, 5730, 6685, 7455, 8022, 13370, 13561, 14910, 20055, 27122, 40110, 40683, 67805, 81366, 94927, 135610, 189854, 203415, 284781, 406830, 474635, 569562, 949270, 1423905, 2847810]

約数ペア:

[(1, 2847810), (2, 1423905), (3, 949270), (5, 569562), (6, 474635), (7, 406830), (10, 284781), (14, 203415), (15, 189854), (21, 135610), (30, 94927), (35, 81366), (42, 67805), (70, 40683), (71, 40110), (105, 27122), (142, 20055), (191, 14910), (210, 13561), (213, 13370), (355, 8022), (382, 7455), (426, 6685), (497, 5730), (573, 4970), (710, 4011), (955, 2982), (994, 2865), (1065, 2674), (1146, 2485), (1337, 2130), (1491, 1910)]