47888140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 102884544

約数和(自身を除く): 54996404

約数列:

[1, 2, 4, 5, 10, 20, 101, 151, 157, 202, 302, 314, 404, 505, 604, 628, 755, 785, 1010, 1510, 1570, 2020, 3020, 3140, 15251, 15857, 23707, 30502, 31714, 47414, 61004, 63428, 76255, 79285, 94828, 118535, 152510, 158570, 237070, 305020, 317140, 474140, 2394407, 4788814, 9577628, 11972035, 23944070, 47888140]

約数ペア:

[(1, 47888140), (2, 23944070), (4, 11972035), (5, 9577628), (10, 4788814), (20, 2394407), (101, 474140), (151, 317140), (157, 305020), (202, 237070), (302, 158570), (314, 152510), (404, 118535), (505, 94828), (604, 79285), (628, 76255), (755, 63428), (785, 61004), (1010, 47414), (1510, 31714), (1570, 30502), (2020, 23707), (3020, 15857), (3140, 15251)]