240331390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1109}}^1\times {\mathrm{1667}}^1$

素因数の和:2796

約数の個数: 32

約数和(自身を含む): 466572960

約数和(自身を除く): 226241570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1109, 1667, 2218, 3334, 5545, 8335, 11090, 14417, 16670, 21671, 28834, 43342, 72085, 108355, 144170, 216710, 1848703, 3697406, 9243515, 18487030, 24033139, 48066278, 120165695, 240331390]

約数ペア:

[(1, 240331390), (2, 120165695), (5, 48066278), (10, 24033139), (13, 18487030), (26, 9243515), (65, 3697406), (130, 1848703), (1109, 216710), (1667, 144170), (2218, 108355), (3334, 72085), (5545, 43342), (8335, 28834), (11090, 21671), (14417, 16670)]