17620380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1847}}^1$

素因数の和:1915

約数の個数: 72

約数和(自身を含む): 54486432

約数和(自身を除く): 36866052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1847, 1908, 2385, 3180, 3694, 4770, 5541, 7388, 9235, 9540, 11082, 16623, 18470, 22164, 27705, 33246, 36940, 55410, 66492, 83115, 97891, 110820, 166230, 195782, 293673, 332460, 391564, 489455, 587346, 881019, 978910, 1174692, 1468365, 1762038, 1957820, 2936730, 3524076, 4405095, 5873460, 8810190, 17620380]

約数ペア:

[(1, 17620380), (2, 8810190), (3, 5873460), (4, 4405095), (5, 3524076), (6, 2936730), (9, 1957820), (10, 1762038), (12, 1468365), (15, 1174692), (18, 978910), (20, 881019), (30, 587346), (36, 489455), (45, 391564), (53, 332460), (60, 293673), (90, 195782), (106, 166230), (159, 110820), (180, 97891), (212, 83115), (265, 66492), (318, 55410), (477, 36940), (530, 33246), (636, 27705), (795, 22164), (954, 18470), (1060, 16623), (1590, 11082), (1847, 9540), (1908, 9235), (2385, 7388), (3180, 5541), (3694, 4770)]