29120980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2633}}^1$

素因数の和:2728

約数の個数: 48

約数和(自身を含む): 70801920

約数和(自身を除く): 41680940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2633, 2765, 5266, 5530, 10532, 11060, 13165, 18431, 26330, 36862, 52660, 73724, 92155, 184310, 208007, 368620, 416014, 832028, 1040035, 1456049, 2080070, 2912098, 4160140, 5824196, 7280245, 14560490, 29120980]

約数ペア:

[(1, 29120980), (2, 14560490), (4, 7280245), (5, 5824196), (7, 4160140), (10, 2912098), (14, 2080070), (20, 1456049), (28, 1040035), (35, 832028), (70, 416014), (79, 368620), (140, 208007), (158, 184310), (316, 92155), (395, 73724), (553, 52660), (790, 36862), (1106, 26330), (1580, 18431), (2212, 13165), (2633, 11060), (2765, 10532), (5266, 5530)]