1899960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 5806080

約数和(自身を除く): 3906120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 223, 284, 355, 426, 446, 568, 669, 710, 852, 892, 1065, 1115, 1338, 1420, 1704, 1784, 2130, 2230, 2676, 2840, 3345, 4260, 4460, 5352, 6690, 8520, 8920, 13380, 15833, 26760, 31666, 47499, 63332, 79165, 94998, 126664, 158330, 189996, 237495, 316660, 379992, 474990, 633320, 949980, 1899960]

約数ペア:

[(1, 1899960), (2, 949980), (3, 633320), (4, 474990), (5, 379992), (6, 316660), (8, 237495), (10, 189996), (12, 158330), (15, 126664), (20, 94998), (24, 79165), (30, 63332), (40, 47499), (60, 31666), (71, 26760), (120, 15833), (142, 13380), (213, 8920), (223, 8520), (284, 6690), (355, 5352), (426, 4460), (446, 4260), (568, 3345), (669, 2840), (710, 2676), (852, 2230), (892, 2130), (1065, 1784), (1115, 1704), (1338, 1420)]