55304620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12743}}^1$

素因数の和:12790

約数の個数: 48

約数和(自身を含む): 137023488

約数和(自身を除く): 81718868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 12743, 25486, 50972, 63715, 89201, 127430, 178402, 254860, 356804, 395033, 446005, 790066, 892010, 1580132, 1784020, 1975165, 2765231, 3950330, 5530462, 7900660, 11060924, 13826155, 27652310, 55304620]

約数ペア:

[(1, 55304620), (2, 27652310), (4, 13826155), (5, 11060924), (7, 7900660), (10, 5530462), (14, 3950330), (20, 2765231), (28, 1975165), (31, 1784020), (35, 1580132), (62, 892010), (70, 790066), (124, 446005), (140, 395033), (155, 356804), (217, 254860), (310, 178402), (434, 127430), (620, 89201), (868, 63715), (1085, 50972), (2170, 25486), (4340, 12743)]