1021840

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:307

約数の個数: 40

約数和(自身を含む): 2430648

約数和(自身を除く): 1408808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 241, 265, 424, 482, 530, 848, 964, 1060, 1205, 1928, 2120, 2410, 3856, 4240, 4820, 9640, 12773, 19280, 25546, 51092, 63865, 102184, 127730, 204368, 255460, 510920, 1021840]

約数ペア:

[(1, 1021840), (2, 510920), (4, 255460), (5, 204368), (8, 127730), (10, 102184), (16, 63865), (20, 51092), (40, 25546), (53, 19280), (80, 12773), (106, 9640), (212, 4820), (241, 4240), (265, 3856), (424, 2410), (482, 2120), (530, 1928), (848, 1205), (964, 1060)]