19216680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{22877}}^1$

素因数の和:22898

約数の個数: 64

約数和(自身を含む): 65888640

約数和(自身を除く): 46671960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 22877, 45754, 68631, 91508, 114385, 137262, 160139, 183016, 228770, 274524, 320278, 343155, 457540, 480417, 549048, 640556, 686310, 800695, 915080, 960834, 1281112, 1372620, 1601390, 1921668, 2402085, 2745240, 3202780, 3843336, 4804170, 6405560, 9608340, 19216680]

約数ペア:

[(1, 19216680), (2, 9608340), (3, 6405560), (4, 4804170), (5, 3843336), (6, 3202780), (7, 2745240), (8, 2402085), (10, 1921668), (12, 1601390), (14, 1372620), (15, 1281112), (20, 960834), (21, 915080), (24, 800695), (28, 686310), (30, 640556), (35, 549048), (40, 480417), (42, 457540), (56, 343155), (60, 320278), (70, 274524), (84, 228770), (105, 183016), (120, 160139), (140, 137262), (168, 114385), (210, 91508), (280, 68631), (420, 45754), (840, 22877)]