21834440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{14753}}^1$

素因数の和:14801

約数の個数: 32

約数和(自身を含む): 50458680

約数和(自身を除く): 28624240

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 14753, 29506, 59012, 73765, 118024, 147530, 295060, 545861, 590120, 1091722, 2183444, 2729305, 4366888, 5458610, 10917220, 21834440]

約数ペア:

[(1, 21834440), (2, 10917220), (4, 5458610), (5, 4366888), (8, 2729305), (10, 2183444), (20, 1091722), (37, 590120), (40, 545861), (74, 295060), (148, 147530), (185, 118024), (296, 73765), (370, 59012), (740, 29506), (1480, 14753)]