40137760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{839}}^1$

素因数の和:890

約数の個数: 96

約数和(自身を含む): 106686720

約数和(自身を除く): 66548960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 65, 80, 92, 104, 115, 130, 160, 184, 208, 230, 260, 299, 368, 416, 460, 520, 598, 736, 839, 920, 1040, 1196, 1495, 1678, 1840, 2080, 2392, 2990, 3356, 3680, 4195, 4784, 5980, 6712, 8390, 9568, 10907, 11960, 13424, 16780, 19297, 21814, 23920, 26848, 33560, 38594, 43628, 47840, 54535, 67120, 77188, 87256, 96485, 109070, 134240, 154376, 174512, 192970, 218140, 250861, 308752, 349024, 385940, 436280, 501722, 617504, 771880, 872560, 1003444, 1254305, 1543760, 1745120, 2006888, 2508610, 3087520, 4013776, 5017220, 8027552, 10034440, 20068880, 40137760]

約数ペア:

[(1, 40137760), (2, 20068880), (4, 10034440), (5, 8027552), (8, 5017220), (10, 4013776), (13, 3087520), (16, 2508610), (20, 2006888), (23, 1745120), (26, 1543760), (32, 1254305), (40, 1003444), (46, 872560), (52, 771880), (65, 617504), (80, 501722), (92, 436280), (104, 385940), (115, 349024), (130, 308752), (160, 250861), (184, 218140), (208, 192970), (230, 174512), (260, 154376), (299, 134240), (368, 109070), (416, 96485), (460, 87256), (520, 77188), (598, 67120), (736, 54535), (839, 47840), (920, 43628), (1040, 38594), (1196, 33560), (1495, 26848), (1678, 23920), (1840, 21814), (2080, 19297), (2392, 16780), (2990, 13424), (3356, 11960), (3680, 10907), (4195, 9568), (4784, 8390), (5980, 6712)]