40108020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1667}}^1$

素因数の和:2080

約数の個数: 48

約数和(自身を含む): 112650048

約数和(自身を除く): 72542028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 401, 802, 1203, 1604, 1667, 2005, 2406, 3334, 4010, 4812, 5001, 6015, 6668, 8020, 8335, 10002, 12030, 16670, 20004, 24060, 25005, 33340, 50010, 100020, 668467, 1336934, 2005401, 2673868, 3342335, 4010802, 6684670, 8021604, 10027005, 13369340, 20054010, 40108020]

約数ペア:

[(1, 40108020), (2, 20054010), (3, 13369340), (4, 10027005), (5, 8021604), (6, 6684670), (10, 4010802), (12, 3342335), (15, 2673868), (20, 2005401), (30, 1336934), (60, 668467), (401, 100020), (802, 50010), (1203, 33340), (1604, 25005), (1667, 24060), (2005, 20004), (2406, 16670), (3334, 12030), (4010, 10002), (4812, 8335), (5001, 8020), (6015, 6668)]