385220170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{20789}}^1$

素因数の和:20922

約数の個数: 32

約数和(自身を含む): 740955600

約数和(自身を除く): 355735430

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 1090, 1853, 3706, 9265, 18530, 20789, 41578, 103945, 207890, 353413, 706826, 1767065, 2266001, 3534130, 4532002, 11330005, 22660010, 38522017, 77044034, 192610085, 385220170]

約数ペア:

[(1, 385220170), (2, 192610085), (5, 77044034), (10, 38522017), (17, 22660010), (34, 11330005), (85, 4532002), (109, 3534130), (170, 2266001), (218, 1767065), (545, 706826), (1090, 353413), (1853, 207890), (3706, 103945), (9265, 41578), (18530, 20789)]