3974540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 8848224

約数和(自身を除く): 4873684

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 74, 82, 131, 148, 164, 185, 205, 262, 370, 410, 524, 655, 740, 820, 1310, 1517, 2620, 3034, 4847, 5371, 6068, 7585, 9694, 10742, 15170, 19388, 21484, 24235, 26855, 30340, 48470, 53710, 96940, 107420, 198727, 397454, 794908, 993635, 1987270, 3974540]

約数ペア:

[(1, 3974540), (2, 1987270), (4, 993635), (5, 794908), (10, 397454), (20, 198727), (37, 107420), (41, 96940), (74, 53710), (82, 48470), (131, 30340), (148, 26855), (164, 24235), (185, 21484), (205, 19388), (262, 15170), (370, 10742), (410, 9694), (524, 7585), (655, 6068), (740, 5371), (820, 4847), (1310, 3034), (1517, 2620)]