40572560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1367}}^1$

素因数の和:1440

約数の個数: 80

約数和(自身を含む): 109921536

約数和(自身を除く): 69348976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1367, 1484, 1855, 2120, 2734, 2968, 3710, 4240, 5468, 5936, 6835, 7420, 9569, 10936, 13670, 14840, 19138, 21872, 27340, 29680, 38276, 47845, 54680, 72451, 76552, 95690, 109360, 144902, 153104, 191380, 289804, 362255, 382760, 507157, 579608, 724510, 765520, 1014314, 1159216, 1449020, 2028628, 2535785, 2898040, 4057256, 5071570, 5796080, 8114512, 10143140, 20286280, 40572560]

約数ペア:

[(1, 40572560), (2, 20286280), (4, 10143140), (5, 8114512), (7, 5796080), (8, 5071570), (10, 4057256), (14, 2898040), (16, 2535785), (20, 2028628), (28, 1449020), (35, 1159216), (40, 1014314), (53, 765520), (56, 724510), (70, 579608), (80, 507157), (106, 382760), (112, 362255), (140, 289804), (212, 191380), (265, 153104), (280, 144902), (371, 109360), (424, 95690), (530, 76552), (560, 72451), (742, 54680), (848, 47845), (1060, 38276), (1367, 29680), (1484, 27340), (1855, 21872), (2120, 19138), (2734, 14840), (2968, 13670), (3710, 10936), (4240, 9569), (5468, 7420), (5936, 6835)]