7925730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{71}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 19611072

約数和(自身を除く): 11685342

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 71, 122, 142, 183, 213, 305, 355, 366, 426, 610, 710, 915, 1065, 1830, 2130, 3721, 4331, 7442, 8662, 11163, 12993, 18605, 21655, 22326, 25986, 37210, 43310, 55815, 64965, 111630, 129930, 264191, 528382, 792573, 1320955, 1585146, 2641910, 3962865, 7925730]

約数ペア:

[(1, 7925730), (2, 3962865), (3, 2641910), (5, 1585146), (6, 1320955), (10, 792573), (15, 528382), (30, 264191), (61, 129930), (71, 111630), (122, 64965), (142, 55815), (183, 43310), (213, 37210), (305, 25986), (355, 22326), (366, 21655), (426, 18605), (610, 12993), (710, 11163), (915, 8662), (1065, 7442), (1830, 4331), (2130, 3721)]