9802480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6449}}^1$

素因数の和:6481

約数の個数: 40

約数和(自身を含む): 23994000

約数和(自身を除く): 14191520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 6449, 12898, 25796, 32245, 51592, 64490, 103184, 122531, 128980, 245062, 257960, 490124, 515920, 612655, 980248, 1225310, 1960496, 2450620, 4901240, 9802480]

約数ペア:

[(1, 9802480), (2, 4901240), (4, 2450620), (5, 1960496), (8, 1225310), (10, 980248), (16, 612655), (19, 515920), (20, 490124), (38, 257960), (40, 245062), (76, 128980), (80, 122531), (95, 103184), (152, 64490), (190, 51592), (304, 32245), (380, 25796), (760, 12898), (1520, 6449)]