200480020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40583}}^1$

素因数の和:40624

約数の個数: 48

約数和(自身を含む): 477267840

約数和(自身を除く): 276787820

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 40583, 81166, 162332, 202915, 405830, 527579, 771077, 811660, 1055158, 1542154, 2110316, 2637895, 3084308, 3855385, 5275790, 7710770, 10024001, 10551580, 15421540, 20048002, 40096004, 50120005, 100240010, 200480020]

約数ペア:

[(1, 200480020), (2, 100240010), (4, 50120005), (5, 40096004), (10, 20048002), (13, 15421540), (19, 10551580), (20, 10024001), (26, 7710770), (38, 5275790), (52, 3855385), (65, 3084308), (76, 2637895), (95, 2110316), (130, 1542154), (190, 1055158), (247, 811660), (260, 771077), (380, 527579), (494, 405830), (988, 202915), (1235, 162332), (2470, 81166), (4940, 40583)]