854088820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{3559}}^1$

素因数の和:3665

約数の個数: 72

約数和(自身を含む): 1970075520

約数和(自身を除く): 1115986700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 169, 260, 284, 338, 355, 676, 710, 845, 923, 1420, 1690, 1846, 3380, 3559, 3692, 4615, 7118, 9230, 11999, 14236, 17795, 18460, 23998, 35590, 46267, 47996, 59995, 71180, 92534, 119990, 185068, 231335, 239980, 252689, 462670, 505378, 601471, 925340, 1010756, 1202942, 1263445, 2405884, 2526890, 3007355, 3284957, 5053780, 6014710, 6569914, 12029420, 13139828, 16424785, 32849570, 42704441, 65699140, 85408882, 170817764, 213522205, 427044410, 854088820]

約数ペア:

[(1, 854088820), (2, 427044410), (4, 213522205), (5, 170817764), (10, 85408882), (13, 65699140), (20, 42704441), (26, 32849570), (52, 16424785), (65, 13139828), (71, 12029420), (130, 6569914), (142, 6014710), (169, 5053780), (260, 3284957), (284, 3007355), (338, 2526890), (355, 2405884), (676, 1263445), (710, 1202942), (845, 1010756), (923, 925340), (1420, 601471), (1690, 505378), (1846, 462670), (3380, 252689), (3559, 239980), (3692, 231335), (4615, 185068), (7118, 119990), (9230, 92534), (11999, 71180), (14236, 59995), (17795, 47996), (18460, 46267), (23998, 35590)]