40078420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{577}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 88558848

約数和(自身を除く): 48480428

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 151, 230, 302, 460, 577, 604, 755, 1154, 1510, 2308, 2885, 3020, 3473, 5770, 6946, 11540, 13271, 13892, 17365, 26542, 34730, 53084, 66355, 69460, 87127, 132710, 174254, 265420, 348508, 435635, 871270, 1742540, 2003921, 4007842, 8015684, 10019605, 20039210, 40078420]

約数ペア:

[(1, 40078420), (2, 20039210), (4, 10019605), (5, 8015684), (10, 4007842), (20, 2003921), (23, 1742540), (46, 871270), (92, 435635), (115, 348508), (151, 265420), (230, 174254), (302, 132710), (460, 87127), (577, 69460), (604, 66355), (755, 53084), (1154, 34730), (1510, 26542), (2308, 17365), (2885, 13892), (3020, 13271), (3473, 11540), (5770, 6946)]