2007706480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^3\times {\mathrm{11423}}^1$

素因数の和:11475

約数の個数: 80

約数和(自身を含む): 5057176320

約数和(自身を除く): 3049469840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2197, 2704, 3380, 4394, 6760, 8788, 10985, 11423, 13520, 17576, 21970, 22846, 35152, 43940, 45692, 57115, 87880, 91384, 114230, 148499, 175760, 182768, 228460, 296998, 456920, 593996, 742495, 913840, 1187992, 1484990, 1930487, 2375984, 2969980, 3860974, 5939960, 7721948, 9652435, 11879920, 15443896, 19304870, 25096331, 30887792, 38609740, 50192662, 77219480, 100385324, 125481655, 154438960, 200770648, 250963310, 401541296, 501926620, 1003853240, 2007706480]

約数ペア:

[(1, 2007706480), (2, 1003853240), (4, 501926620), (5, 401541296), (8, 250963310), (10, 200770648), (13, 154438960), (16, 125481655), (20, 100385324), (26, 77219480), (40, 50192662), (52, 38609740), (65, 30887792), (80, 25096331), (104, 19304870), (130, 15443896), (169, 11879920), (208, 9652435), (260, 7721948), (338, 5939960), (520, 3860974), (676, 2969980), (845, 2375984), (1040, 1930487), (1352, 1484990), (1690, 1187992), (2197, 913840), (2704, 742495), (3380, 593996), (4394, 456920), (6760, 296998), (8788, 228460), (10985, 182768), (11423, 175760), (13520, 148499), (17576, 114230), (21970, 91384), (22846, 87880), (35152, 57115), (43940, 45692)]