20120583880

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4701071}}^1$

素因数の和:4701189

約数の個数: 32

約数和(自身を含む): 45694419840

約数和(自身を除く): 25573835960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 4701071, 9402142, 18804284, 23505355, 37608568, 47010710, 94021420, 188042840, 503014597, 1006029194, 2012058388, 2515072985, 4024116776, 5030145970, 10060291940, 20120583880]

約数ペア:

[(1, 20120583880), (2, 10060291940), (4, 5030145970), (5, 4024116776), (8, 2515072985), (10, 2012058388), (20, 1006029194), (40, 503014597), (107, 188042840), (214, 94021420), (428, 47010710), (535, 37608568), (856, 23505355), (1070, 18804284), (2140, 9402142), (4280, 4701071)]