1945604440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1733}}^1$

素因数の和:1901

約数の個数: 128

約数和(自身を含む): 5033871360

約数和(自身を除く): 3088266920

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 127, 130, 136, 170, 221, 254, 260, 340, 442, 508, 520, 635, 680, 884, 1016, 1105, 1270, 1651, 1733, 1768, 2159, 2210, 2540, 3302, 3466, 4318, 4420, 5080, 6604, 6932, 8255, 8636, 8665, 8840, 10795, 13208, 13864, 16510, 17272, 17330, 21590, 22529, 28067, 29461, 33020, 34660, 43180, 45058, 56134, 58922, 66040, 69320, 86360, 90116, 112268, 112645, 117844, 140335, 147305, 180232, 220091, 224536, 225290, 235688, 280670, 294610, 382993, 440182, 450580, 561340, 589220, 765986, 880364, 901160, 1100455, 1122680, 1178440, 1531972, 1760728, 1914965, 2200910, 2861183, 3063944, 3741547, 3829930, 4401820, 5722366, 7483094, 7659860, 8803640, 11444732, 14305915, 14966188, 15319720, 18707735, 22889464, 28611830, 29932376, 37415470, 48640111, 57223660, 74830940, 97280222, 114447320, 149661880, 194560444, 243200555, 389120888, 486401110, 972802220, 1945604440]

約数ペア:

[(1, 1945604440), (2, 972802220), (4, 486401110), (5, 389120888), (8, 243200555), (10, 194560444), (13, 149661880), (17, 114447320), (20, 97280222), (26, 74830940), (34, 57223660), (40, 48640111), (52, 37415470), (65, 29932376), (68, 28611830), (85, 22889464), (104, 18707735), (127, 15319720), (130, 14966188), (136, 14305915), (170, 11444732), (221, 8803640), (254, 7659860), (260, 7483094), (340, 5722366), (442, 4401820), (508, 3829930), (520, 3741547), (635, 3063944), (680, 2861183), (884, 2200910), (1016, 1914965), (1105, 1760728), (1270, 1531972), (1651, 1178440), (1733, 1122680), (1768, 1100455), (2159, 901160), (2210, 880364), (2540, 765986), (3302, 589220), (3466, 561340), (4318, 450580), (4420, 440182), (5080, 382993), (6604, 294610), (6932, 280670), (8255, 235688), (8636, 225290), (8665, 224536), (8840, 220091), (10795, 180232), (13208, 147305), (13864, 140335), (16510, 117844), (17272, 112645), (17330, 112268), (21590, 90116), (22529, 86360), (28067, 69320), (29461, 66040), (33020, 58922), (34660, 56134), (43180, 45058)]