28542440

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4789}}^1$

素因数の和:4949

約数の個数: 32

約数和(自身を含む): 64665000

約数和(自身を除く): 36122560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 4789, 5960, 9578, 19156, 23945, 38312, 47890, 95780, 191560, 713561, 1427122, 2854244, 3567805, 5708488, 7135610, 14271220, 28542440]

約数ペア:

[(1, 28542440), (2, 14271220), (4, 7135610), (5, 5708488), (8, 3567805), (10, 2854244), (20, 1427122), (40, 713561), (149, 191560), (298, 95780), (596, 47890), (745, 38312), (1192, 23945), (1490, 19156), (2980, 9578), (4789, 5960)]