30903980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{15299}}^1$

素因数の和:15409

約数の個数: 24

約数和(自身を含む): 65545200

約数和(自身を除く): 34641220

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 15299, 30598, 61196, 76495, 152990, 305980, 1545199, 3090398, 6180796, 7725995, 15451990, 30903980]

約数ペア:

[(1, 30903980), (2, 15451990), (4, 7725995), (5, 6180796), (10, 3090398), (20, 1545199), (101, 305980), (202, 152990), (404, 76495), (505, 61196), (1010, 30598), (2020, 15299)]