56838340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3079}}^1$

素因数の和:3172

約数の個数: 48

約数和(自身を含む): 130394880

約数和(自身を除く): 73556540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3079, 3692, 4615, 6158, 9230, 12316, 15395, 18460, 30790, 40027, 61580, 80054, 160108, 200135, 218609, 400270, 437218, 800540, 874436, 1093045, 2186090, 2841917, 4372180, 5683834, 11367668, 14209585, 28419170, 56838340]

約数ペア:

[(1, 56838340), (2, 28419170), (4, 14209585), (5, 11367668), (10, 5683834), (13, 4372180), (20, 2841917), (26, 2186090), (52, 1093045), (65, 874436), (71, 800540), (130, 437218), (142, 400270), (260, 218609), (284, 200135), (355, 160108), (710, 80054), (923, 61580), (1420, 40027), (1846, 30790), (3079, 18460), (3692, 15395), (4615, 12316), (6158, 9230)]