1977479160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{20939}}^1$

素因数の和:21740

約数の個数: 64

約数和(自身を含む): 5940259200

約数和(自身を除く): 3962780040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 787, 1574, 2361, 3148, 3935, 4722, 6296, 7870, 9444, 11805, 15740, 18888, 20939, 23610, 31480, 41878, 47220, 62817, 83756, 94440, 104695, 125634, 167512, 209390, 251268, 314085, 418780, 502536, 628170, 837560, 1256340, 2512680, 16478993, 32957986, 49436979, 65915972, 82394965, 98873958, 131831944, 164789930, 197747916, 247184895, 329579860, 395495832, 494369790, 659159720, 988739580, 1977479160]

約数ペア:

[(1, 1977479160), (2, 988739580), (3, 659159720), (4, 494369790), (5, 395495832), (6, 329579860), (8, 247184895), (10, 197747916), (12, 164789930), (15, 131831944), (20, 98873958), (24, 82394965), (30, 65915972), (40, 49436979), (60, 32957986), (120, 16478993), (787, 2512680), (1574, 1256340), (2361, 837560), (3148, 628170), (3935, 502536), (4722, 418780), (6296, 314085), (7870, 251268), (9444, 209390), (11805, 167512), (15740, 125634), (18888, 104695), (20939, 94440), (23610, 83756), (31480, 62817), (41878, 47220)]