29910020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 76204800

約数和(自身を除く): 46294780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 53, 58, 70, 106, 116, 139, 140, 145, 203, 212, 265, 278, 290, 371, 406, 530, 556, 580, 695, 742, 812, 973, 1015, 1060, 1390, 1484, 1537, 1855, 1946, 2030, 2780, 3074, 3710, 3892, 4031, 4060, 4865, 6148, 7367, 7420, 7685, 8062, 9730, 10759, 14734, 15370, 16124, 19460, 20155, 21518, 28217, 29468, 30740, 36835, 40310, 43036, 51569, 53795, 56434, 73670, 80620, 103138, 107590, 112868, 141085, 147340, 206276, 213643, 215180, 257845, 282170, 427286, 515690, 564340, 854572, 1031380, 1068215, 1495501, 2136430, 2991002, 4272860, 5982004, 7477505, 14955010, 29910020]

約数ペア:

[(1, 29910020), (2, 14955010), (4, 7477505), (5, 5982004), (7, 4272860), (10, 2991002), (14, 2136430), (20, 1495501), (28, 1068215), (29, 1031380), (35, 854572), (53, 564340), (58, 515690), (70, 427286), (106, 282170), (116, 257845), (139, 215180), (140, 213643), (145, 206276), (203, 147340), (212, 141085), (265, 112868), (278, 107590), (290, 103138), (371, 80620), (406, 73670), (530, 56434), (556, 53795), (580, 51569), (695, 43036), (742, 40310), (812, 36835), (973, 30740), (1015, 29468), (1060, 28217), (1390, 21518), (1484, 20155), (1537, 19460), (1855, 16124), (1946, 15370), (2030, 14734), (2780, 10759), (3074, 9730), (3710, 8062), (3892, 7685), (4031, 7420), (4060, 7367), (4865, 6148)]