30507860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1693}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 69155856

約数和(自身を除く): 38647996

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1693, 1802, 3386, 3604, 4505, 6772, 8465, 9010, 16930, 18020, 28781, 33860, 57562, 89729, 115124, 143905, 179458, 287810, 358916, 448645, 575620, 897290, 1525393, 1794580, 3050786, 6101572, 7626965, 15253930, 30507860]

約数ペア:

[(1, 30507860), (2, 15253930), (4, 7626965), (5, 6101572), (10, 3050786), (17, 1794580), (20, 1525393), (34, 897290), (53, 575620), (68, 448645), (85, 358916), (106, 287810), (170, 179458), (212, 143905), (265, 115124), (340, 89729), (530, 57562), (901, 33860), (1060, 28781), (1693, 18020), (1802, 16930), (3386, 9010), (3604, 8465), (4505, 6772)]