28912130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7669}}^1$

素因数の和:7718

約数の個数: 32

約数和(自身を含む): 57985200

約数和(自身を除く): 29073070

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 7669, 15338, 38345, 76690, 99697, 199394, 222401, 444802, 498485, 996970, 1112005, 2224010, 2891213, 5782426, 14456065, 28912130]

約数ペア:

[(1, 28912130), (2, 14456065), (5, 5782426), (10, 2891213), (13, 2224010), (26, 1112005), (29, 996970), (58, 498485), (65, 444802), (130, 222401), (145, 199394), (290, 99697), (377, 76690), (754, 38345), (1885, 15338), (3770, 7669)]