2053320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 6272640

約数和(自身を除く): 4219320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 241, 284, 355, 426, 482, 568, 710, 723, 852, 964, 1065, 1205, 1420, 1446, 1704, 1928, 2130, 2410, 2840, 2892, 3615, 4260, 4820, 5784, 7230, 8520, 9640, 14460, 17111, 28920, 34222, 51333, 68444, 85555, 102666, 136888, 171110, 205332, 256665, 342220, 410664, 513330, 684440, 1026660, 2053320]

約数ペア:

[(1, 2053320), (2, 1026660), (3, 684440), (4, 513330), (5, 410664), (6, 342220), (8, 256665), (10, 205332), (12, 171110), (15, 136888), (20, 102666), (24, 85555), (30, 68444), (40, 51333), (60, 34222), (71, 28920), (120, 17111), (142, 14460), (213, 9640), (241, 8520), (284, 7230), (355, 5784), (426, 4820), (482, 4260), (568, 3615), (710, 2892), (723, 2840), (852, 2410), (964, 2130), (1065, 1928), (1205, 1704), (1420, 1446)]