1577884880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137927}}^1$

素因数の和:137964

約数の個数: 80

約数和(自身を含む): 4309974144

約数和(自身を除く): 2732089264

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 137927, 275854, 551708, 689635, 1103416, 1379270, 1517197, 1793051, 2206832, 2758540, 3034394, 3586102, 5517080, 6068788, 7172204, 7585985, 8965255, 11034160, 12137576, 14344408, 15171970, 17930510, 19723561, 24275152, 28688816, 30343940, 35861020, 39447122, 60687880, 71722040, 78894244, 98617805, 121375760, 143444080, 157788488, 197235610, 315576976, 394471220, 788942440, 1577884880]

約数ペア:

[(1, 1577884880), (2, 788942440), (4, 394471220), (5, 315576976), (8, 197235610), (10, 157788488), (11, 143444080), (13, 121375760), (16, 98617805), (20, 78894244), (22, 71722040), (26, 60687880), (40, 39447122), (44, 35861020), (52, 30343940), (55, 28688816), (65, 24275152), (80, 19723561), (88, 17930510), (104, 15171970), (110, 14344408), (130, 12137576), (143, 11034160), (176, 8965255), (208, 7585985), (220, 7172204), (260, 6068788), (286, 5517080), (440, 3586102), (520, 3034394), (572, 2758540), (715, 2206832), (880, 1793051), (1040, 1517197), (1144, 1379270), (1430, 1103416), (2288, 689635), (2860, 551708), (5720, 275854), (11440, 137927)]