17847440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^2$

素因数の和:288

約数の個数: 60

約数和(自身を含む): 45030972

約数和(自身を除く): 27183532

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 131, 208, 260, 262, 520, 524, 655, 1040, 1048, 1310, 1703, 2096, 2620, 3406, 5240, 6812, 8515, 10480, 13624, 17030, 17161, 27248, 34060, 34322, 68120, 68644, 85805, 136240, 137288, 171610, 223093, 274576, 343220, 446186, 686440, 892372, 1115465, 1372880, 1784744, 2230930, 3569488, 4461860, 8923720, 17847440]

約数ペア:

[(1, 17847440), (2, 8923720), (4, 4461860), (5, 3569488), (8, 2230930), (10, 1784744), (13, 1372880), (16, 1115465), (20, 892372), (26, 686440), (40, 446186), (52, 343220), (65, 274576), (80, 223093), (104, 171610), (130, 137288), (131, 136240), (208, 85805), (260, 68644), (262, 68120), (520, 34322), (524, 34060), (655, 27248), (1040, 17161), (1048, 17030), (1310, 13624), (1703, 10480), (2096, 8515), (2620, 6812), (3406, 5240)]