71471420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1637}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 156854880

約数和(自身を除く): 85383460

約数列:

[1, 2, 4, 5, 10, 20, 37, 59, 74, 118, 148, 185, 236, 295, 370, 590, 740, 1180, 1637, 2183, 3274, 4366, 6548, 8185, 8732, 10915, 16370, 21830, 32740, 43660, 60569, 96583, 121138, 193166, 242276, 302845, 386332, 482915, 605690, 965830, 1211380, 1931660, 3573571, 7147142, 14294284, 17867855, 35735710, 71471420]

約数ペア:

[(1, 71471420), (2, 35735710), (4, 17867855), (5, 14294284), (10, 7147142), (20, 3573571), (37, 1931660), (59, 1211380), (74, 965830), (118, 605690), (148, 482915), (185, 386332), (236, 302845), (295, 242276), (370, 193166), (590, 121138), (740, 96583), (1180, 60569), (1637, 43660), (2183, 32740), (3274, 21830), (4366, 16370), (6548, 10915), (8185, 8732)]