409756460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{11621}}^1$

素因数の和:11714

約数の個数: 48

約数和(自身を含む): 902053152

約数和(自身を除く): 492296692

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 3526, 7052, 8815, 11621, 17630, 23242, 35260, 46484, 58105, 116210, 232420, 476461, 499703, 952922, 999406, 1905844, 1998812, 2382305, 2498515, 4764610, 4997030, 9529220, 9994060, 20487823, 40975646, 81951292, 102439115, 204878230, 409756460]

約数ペア:

[(1, 409756460), (2, 204878230), (4, 102439115), (5, 81951292), (10, 40975646), (20, 20487823), (41, 9994060), (43, 9529220), (82, 4997030), (86, 4764610), (164, 2498515), (172, 2382305), (205, 1998812), (215, 1905844), (410, 999406), (430, 952922), (820, 499703), (860, 476461), (1763, 232420), (3526, 116210), (7052, 58105), (8815, 46484), (11621, 35260), (17630, 23242)]