17976700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 45420704

約数和(自身を除く): 27444004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 61, 70, 100, 122, 140, 175, 244, 305, 350, 421, 427, 610, 700, 842, 854, 1220, 1525, 1684, 1708, 2105, 2135, 2947, 3050, 4210, 4270, 5894, 6100, 8420, 8540, 10525, 10675, 11788, 14735, 21050, 21350, 25681, 29470, 42100, 42700, 51362, 58940, 73675, 102724, 128405, 147350, 179767, 256810, 294700, 359534, 513620, 642025, 719068, 898835, 1284050, 1797670, 2568100, 3595340, 4494175, 8988350, 17976700]

約数ペア:

[(1, 17976700), (2, 8988350), (4, 4494175), (5, 3595340), (7, 2568100), (10, 1797670), (14, 1284050), (20, 898835), (25, 719068), (28, 642025), (35, 513620), (50, 359534), (61, 294700), (70, 256810), (100, 179767), (122, 147350), (140, 128405), (175, 102724), (244, 73675), (305, 58940), (350, 51362), (421, 42700), (427, 42100), (610, 29470), (700, 25681), (842, 21350), (854, 21050), (1220, 14735), (1525, 11788), (1684, 10675), (1708, 10525), (2105, 8540), (2135, 8420), (2947, 6100), (3050, 5894), (4210, 4270)]