20031320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26357}}^1$

素因数の和:26387

約数の個数: 32

約数和(自身を含む): 47444400

約数和(自身を除く): 27413080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26357, 52714, 105428, 131785, 210856, 263570, 500783, 527140, 1001566, 1054280, 2003132, 2503915, 4006264, 5007830, 10015660, 20031320]

約数ペア:

[(1, 20031320), (2, 10015660), (4, 5007830), (5, 4006264), (8, 2503915), (10, 2003132), (19, 1054280), (20, 1001566), (38, 527140), (40, 500783), (76, 263570), (95, 210856), (152, 131785), (190, 105428), (380, 52714), (760, 26357)]