381042020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{1483}}^1$

素因数の和:1964

約数の個数: 48

約数和(自身を含む): 830208960

約数和(自身を除く): 449166940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 443, 580, 886, 1483, 1772, 2215, 2966, 4430, 5932, 7415, 8860, 12847, 14830, 25694, 29660, 43007, 51388, 64235, 86014, 128470, 172028, 215035, 256940, 430070, 656969, 860140, 1313938, 2627876, 3284845, 6569690, 13139380, 19052101, 38104202, 76208404, 95260505, 190521010, 381042020]

約数ペア:

[(1, 381042020), (2, 190521010), (4, 95260505), (5, 76208404), (10, 38104202), (20, 19052101), (29, 13139380), (58, 6569690), (116, 3284845), (145, 2627876), (290, 1313938), (443, 860140), (580, 656969), (886, 430070), (1483, 256940), (1772, 215035), (2215, 172028), (2966, 128470), (4430, 86014), (5932, 64235), (7415, 51388), (8860, 43007), (12847, 29660), (14830, 25694)]