7935980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 18162144

約数和(自身を除く): 10226164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 233, 260, 262, 466, 524, 655, 932, 1165, 1310, 1703, 2330, 2620, 3029, 3406, 4660, 6058, 6812, 8515, 12116, 15145, 17030, 30290, 30523, 34060, 60580, 61046, 122092, 152615, 305230, 396799, 610460, 793598, 1587196, 1983995, 3967990, 7935980]

約数ペア:

[(1, 7935980), (2, 3967990), (4, 1983995), (5, 1587196), (10, 793598), (13, 610460), (20, 396799), (26, 305230), (52, 152615), (65, 122092), (130, 61046), (131, 60580), (233, 34060), (260, 30523), (262, 30290), (466, 17030), (524, 15145), (655, 12116), (932, 8515), (1165, 6812), (1310, 6058), (1703, 4660), (2330, 3406), (2620, 3029)]