12478980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{863}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 35126784

約数和(自身を除く): 22647804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 241, 482, 723, 863, 964, 1205, 1446, 1726, 2410, 2589, 2892, 3452, 3615, 4315, 4820, 5178, 7230, 8630, 10356, 12945, 14460, 17260, 25890, 51780, 207983, 415966, 623949, 831932, 1039915, 1247898, 2079830, 2495796, 3119745, 4159660, 6239490, 12478980]

約数ペア:

[(1, 12478980), (2, 6239490), (3, 4159660), (4, 3119745), (5, 2495796), (6, 2079830), (10, 1247898), (12, 1039915), (15, 831932), (20, 623949), (30, 415966), (60, 207983), (241, 51780), (482, 25890), (723, 17260), (863, 14460), (964, 12945), (1205, 10356), (1446, 8630), (1726, 7230), (2410, 5178), (2589, 4820), (2892, 4315), (3452, 3615)]