42991520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1879}}^1$

素因数の和:1918

約数の個数: 96

約数和(自身を含む): 119387520

約数和(自身を除く): 76396000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 416, 440, 520, 572, 715, 880, 1040, 1144, 1430, 1760, 1879, 2080, 2288, 2860, 3758, 4576, 5720, 7516, 9395, 11440, 15032, 18790, 20669, 22880, 24427, 30064, 37580, 41338, 48854, 60128, 75160, 82676, 97708, 103345, 122135, 150320, 165352, 195416, 206690, 244270, 268697, 300640, 330704, 390832, 413380, 488540, 537394, 661408, 781664, 826760, 977080, 1074788, 1343485, 1653520, 1954160, 2149576, 2686970, 3307040, 3908320, 4299152, 5373940, 8598304, 10747880, 21495760, 42991520]

約数ペア:

[(1, 42991520), (2, 21495760), (4, 10747880), (5, 8598304), (8, 5373940), (10, 4299152), (11, 3908320), (13, 3307040), (16, 2686970), (20, 2149576), (22, 1954160), (26, 1653520), (32, 1343485), (40, 1074788), (44, 977080), (52, 826760), (55, 781664), (65, 661408), (80, 537394), (88, 488540), (104, 413380), (110, 390832), (130, 330704), (143, 300640), (160, 268697), (176, 244270), (208, 206690), (220, 195416), (260, 165352), (286, 150320), (352, 122135), (416, 103345), (440, 97708), (520, 82676), (572, 75160), (715, 60128), (880, 48854), (1040, 41338), (1144, 37580), (1430, 30064), (1760, 24427), (1879, 22880), (2080, 20669), (2288, 18790), (2860, 15032), (3758, 11440), (4576, 9395), (5720, 7516)]