1552863920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1021621}}^1$

素因数の和:1021653

約数の個数: 40

約数和(自身を含む): 3800433840

約数和(自身を除く): 2247569920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1021621, 2043242, 4086484, 5108105, 8172968, 10216210, 16345936, 19410799, 20432420, 38821598, 40864840, 77643196, 81729680, 97053995, 155286392, 194107990, 310572784, 388215980, 776431960, 1552863920]

約数ペア:

[(1, 1552863920), (2, 776431960), (4, 388215980), (5, 310572784), (8, 194107990), (10, 155286392), (16, 97053995), (19, 81729680), (20, 77643196), (38, 40864840), (40, 38821598), (76, 20432420), (80, 19410799), (95, 16345936), (152, 10216210), (190, 8172968), (304, 5108105), (380, 4086484), (760, 2043242), (1520, 1021621)]