20847280560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{86863669}}^1$

素因数の和:86863685

約数の個数: 40

約数和(自身を含む): 64626570480

約数和(自身を除く): 43779289920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 86863669, 173727338, 260591007, 347454676, 434318345, 521182014, 694909352, 868636690, 1042364028, 1302955035, 1389818704, 1737273380, 2084728056, 2605910070, 3474546760, 4169456112, 5211820140, 6949093520, 10423640280, 20847280560]

約数ペア:

[(1, 20847280560), (2, 10423640280), (3, 6949093520), (4, 5211820140), (5, 4169456112), (6, 3474546760), (8, 2605910070), (10, 2084728056), (12, 1737273380), (15, 1389818704), (16, 1302955035), (20, 1042364028), (24, 868636690), (30, 694909352), (40, 521182014), (48, 434318345), (60, 347454676), (80, 260591007), (120, 173727338), (240, 86863669)]