996804920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{1951}}^1$

素因数の和:2256

約数の個数: 64

約数和(自身を含む): 2295786240

約数和(自身を除く): 1298981320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 241, 265, 424, 482, 530, 964, 1060, 1205, 1928, 1951, 2120, 2410, 3902, 4820, 7804, 9640, 9755, 12773, 15608, 19510, 25546, 39020, 51092, 63865, 78040, 102184, 103403, 127730, 206806, 255460, 413612, 470191, 510920, 517015, 827224, 940382, 1034030, 1880764, 2068060, 2350955, 3761528, 4136120, 4701910, 9403820, 18807640, 24920123, 49840246, 99680492, 124600615, 199360984, 249201230, 498402460, 996804920]

約数ペア:

[(1, 996804920), (2, 498402460), (4, 249201230), (5, 199360984), (8, 124600615), (10, 99680492), (20, 49840246), (40, 24920123), (53, 18807640), (106, 9403820), (212, 4701910), (241, 4136120), (265, 3761528), (424, 2350955), (482, 2068060), (530, 1880764), (964, 1034030), (1060, 940382), (1205, 827224), (1928, 517015), (1951, 510920), (2120, 470191), (2410, 413612), (3902, 255460), (4820, 206806), (7804, 127730), (9640, 103403), (9755, 102184), (12773, 78040), (15608, 63865), (19510, 51092), (25546, 39020)]