319997830

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{20113}}^1$

素因数の和:20200

約数の個数: 32

約数和(自身を含む): 605350944

約数和(自身を除く): 285353114

約数列:

[1, 2, 5, 10, 37, 43, 74, 86, 185, 215, 370, 430, 1591, 3182, 7955, 15910, 20113, 40226, 100565, 201130, 744181, 864859, 1488362, 1729718, 3720905, 4324295, 7441810, 8648590, 31999783, 63999566, 159998915, 319997830]

約数ペア:

[(1, 319997830), (2, 159998915), (5, 63999566), (10, 31999783), (37, 8648590), (43, 7441810), (74, 4324295), (86, 3720905), (185, 1729718), (215, 1488362), (370, 864859), (430, 744181), (1591, 201130), (3182, 100565), (7955, 40226), (15910, 20113)]