39962920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3457}}^1$

素因数の和:3502

約数の個数: 48

約数和(自身を含む): 95544540

約数和(自身を除く): 55581620

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 3457, 5780, 6914, 11560, 13828, 17285, 27656, 34570, 58769, 69140, 117538, 138280, 235076, 293845, 470152, 587690, 999073, 1175380, 1998146, 2350760, 3996292, 4995365, 7992584, 9990730, 19981460, 39962920]

約数ペア:

[(1, 39962920), (2, 19981460), (4, 9990730), (5, 7992584), (8, 4995365), (10, 3996292), (17, 2350760), (20, 1998146), (34, 1175380), (40, 999073), (68, 587690), (85, 470152), (136, 293845), (170, 235076), (289, 138280), (340, 117538), (578, 69140), (680, 58769), (1156, 34570), (1445, 27656), (2312, 17285), (2890, 13828), (3457, 11560), (5780, 6914)]