202875020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{929}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 435909600

約数和(自身を除く): 233034580

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 179, 244, 305, 358, 610, 716, 895, 929, 1220, 1790, 1858, 3580, 3716, 4645, 9290, 10919, 18580, 21838, 43676, 54595, 56669, 109190, 113338, 166291, 218380, 226676, 283345, 332582, 566690, 665164, 831455, 1133380, 1662910, 3325820, 10143751, 20287502, 40575004, 50718755, 101437510, 202875020]

約数ペア:

[(1, 202875020), (2, 101437510), (4, 50718755), (5, 40575004), (10, 20287502), (20, 10143751), (61, 3325820), (122, 1662910), (179, 1133380), (244, 831455), (305, 665164), (358, 566690), (610, 332582), (716, 283345), (895, 226676), (929, 218380), (1220, 166291), (1790, 113338), (1858, 109190), (3580, 56669), (3716, 54595), (4645, 43676), (9290, 21838), (10919, 18580)]