20171737620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2801}}^1\times {\mathrm{40009}}^1$

素因数の和:42825

約数の個数: 72

約数和(自身を含む): 61210978920

約数和(自身を除く): 41039241300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2801, 5602, 8403, 11204, 14005, 16806, 25209, 28010, 33612, 40009, 42015, 50418, 56020, 80018, 84030, 100836, 120027, 126045, 160036, 168060, 200045, 240054, 252090, 360081, 400090, 480108, 504180, 600135, 720162, 800180, 1200270, 1440324, 1800405, 2400540, 3600810, 7201620, 112065209, 224130418, 336195627, 448260836, 560326045, 672391254, 1008586881, 1120652090, 1344782508, 1680978135, 2017173762, 2241304180, 3361956270, 4034347524, 5042934405, 6723912540, 10085868810, 20171737620]

約数ペア:

[(1, 20171737620), (2, 10085868810), (3, 6723912540), (4, 5042934405), (5, 4034347524), (6, 3361956270), (9, 2241304180), (10, 2017173762), (12, 1680978135), (15, 1344782508), (18, 1120652090), (20, 1008586881), (30, 672391254), (36, 560326045), (45, 448260836), (60, 336195627), (90, 224130418), (180, 112065209), (2801, 7201620), (5602, 3600810), (8403, 2400540), (11204, 1800405), (14005, 1440324), (16806, 1200270), (25209, 800180), (28010, 720162), (33612, 600135), (40009, 504180), (42015, 480108), (50418, 400090), (56020, 360081), (80018, 252090), (84030, 240054), (100836, 200045), (120027, 168060), (126045, 160036)]