40874680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1$

素因数の和:629

約数の個数: 128

約数和(自身を含む): 119854080

約数和(自身を除く): 78979400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 440, 460, 506, 577, 616, 644, 770, 805, 920, 1012, 1154, 1265, 1288, 1540, 1610, 1771, 2024, 2308, 2530, 2885, 3080, 3220, 3542, 4039, 4616, 5060, 5770, 6347, 6440, 7084, 8078, 8855, 10120, 11540, 12694, 13271, 14168, 16156, 17710, 20195, 23080, 25388, 26542, 31735, 32312, 35420, 40390, 44429, 50776, 53084, 63470, 66355, 70840, 80780, 88858, 92897, 106168, 126940, 132710, 145981, 161560, 177716, 185794, 222145, 253880, 265420, 291962, 355432, 371588, 444290, 464485, 530840, 583924, 729905, 743176, 888580, 928970, 1021867, 1167848, 1459810, 1777160, 1857940, 2043734, 2919620, 3715880, 4087468, 5109335, 5839240, 8174936, 10218670, 20437340, 40874680]

約数ペア:

[(1, 40874680), (2, 20437340), (4, 10218670), (5, 8174936), (7, 5839240), (8, 5109335), (10, 4087468), (11, 3715880), (14, 2919620), (20, 2043734), (22, 1857940), (23, 1777160), (28, 1459810), (35, 1167848), (40, 1021867), (44, 928970), (46, 888580), (55, 743176), (56, 729905), (70, 583924), (77, 530840), (88, 464485), (92, 444290), (110, 371588), (115, 355432), (140, 291962), (154, 265420), (161, 253880), (184, 222145), (220, 185794), (230, 177716), (253, 161560), (280, 145981), (308, 132710), (322, 126940), (385, 106168), (440, 92897), (460, 88858), (506, 80780), (577, 70840), (616, 66355), (644, 63470), (770, 53084), (805, 50776), (920, 44429), (1012, 40390), (1154, 35420), (1265, 32312), (1288, 31735), (1540, 26542), (1610, 25388), (1771, 23080), (2024, 20195), (2308, 17710), (2530, 16156), (2885, 14168), (3080, 13271), (3220, 12694), (3542, 11540), (4039, 10120), (4616, 8855), (5060, 8078), (5770, 7084), (6347, 6440)]