202128260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1\times {\mathrm{619}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 440596800

約数和(自身を除く): 238468540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 563, 580, 619, 1126, 1238, 2252, 2476, 2815, 3095, 5630, 6190, 11260, 12380, 16327, 17951, 32654, 35902, 65308, 71804, 81635, 89755, 163270, 179510, 326540, 348497, 359020, 696994, 1393988, 1742485, 3484970, 6969940, 10106413, 20212826, 40425652, 50532065, 101064130, 202128260]

約数ペア:

[(1, 202128260), (2, 101064130), (4, 50532065), (5, 40425652), (10, 20212826), (20, 10106413), (29, 6969940), (58, 3484970), (116, 1742485), (145, 1393988), (290, 696994), (563, 359020), (580, 348497), (619, 326540), (1126, 179510), (1238, 163270), (2252, 89755), (2476, 81635), (2815, 71804), (3095, 65308), (5630, 35902), (6190, 32654), (11260, 17951), (12380, 16327)]