12521860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2833}}^1$

素因数の和:2872

約数の個数: 48

約数和(自身を含む): 29995056

約数和(自身を除く): 17473196

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 2833, 4420, 5666, 11332, 14165, 28330, 36829, 48161, 56660, 73658, 96322, 147316, 184145, 192644, 240805, 368290, 481610, 626093, 736580, 963220, 1252186, 2504372, 3130465, 6260930, 12521860]

約数ペア:

[(1, 12521860), (2, 6260930), (4, 3130465), (5, 2504372), (10, 1252186), (13, 963220), (17, 736580), (20, 626093), (26, 481610), (34, 368290), (52, 240805), (65, 192644), (68, 184145), (85, 147316), (130, 96322), (170, 73658), (221, 56660), (260, 48161), (340, 36829), (442, 28330), (884, 14165), (1105, 11332), (2210, 5666), (2833, 4420)]