201409780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70423}}^1$

素因数の和:70456

約数の個数: 48

約数和(自身を含む): 496911744

約数和(自身を除く): 295501964

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 70423, 140846, 281692, 352115, 704230, 774653, 915499, 1408460, 1549306, 1830998, 3098612, 3661996, 3873265, 4577495, 7746530, 9154990, 10070489, 15493060, 18309980, 20140978, 40281956, 50352445, 100704890, 201409780]

約数ペア:

[(1, 201409780), (2, 100704890), (4, 50352445), (5, 40281956), (10, 20140978), (11, 18309980), (13, 15493060), (20, 10070489), (22, 9154990), (26, 7746530), (44, 4577495), (52, 3873265), (55, 3661996), (65, 3098612), (110, 1830998), (130, 1549306), (143, 1408460), (220, 915499), (260, 774653), (286, 704230), (572, 352115), (715, 281692), (1430, 140846), (2860, 70423)]