20214870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3049}}^1$

素因数の和:3089

約数の個数: 64

約数和(自身を含む): 55339200

約数和(自身を除く): 35124330

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3049, 3315, 6098, 6630, 9147, 15245, 18294, 30490, 39637, 45735, 51833, 79274, 91470, 103666, 118911, 155499, 198185, 237822, 259165, 310998, 396370, 518330, 594555, 673829, 777495, 1189110, 1347658, 1554990, 2021487, 3369145, 4042974, 6738290, 10107435, 20214870]

約数ペア:

[(1, 20214870), (2, 10107435), (3, 6738290), (5, 4042974), (6, 3369145), (10, 2021487), (13, 1554990), (15, 1347658), (17, 1189110), (26, 777495), (30, 673829), (34, 594555), (39, 518330), (51, 396370), (65, 310998), (78, 259165), (85, 237822), (102, 198185), (130, 155499), (170, 118911), (195, 103666), (221, 91470), (255, 79274), (390, 51833), (442, 45735), (510, 39637), (663, 30490), (1105, 18294), (1326, 15245), (2210, 9147), (3049, 6630), (3315, 6098)]