668889220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1\times {\mathrm{2129}}^1$

素因数の和:2844

約数の個数: 48

約数和(自身を含む): 1468575360

約数和(自身を除く): 799686140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 683, 1366, 2129, 2732, 3415, 4258, 6830, 8516, 10645, 13660, 15709, 21290, 31418, 42580, 48967, 62836, 78545, 97934, 157090, 195868, 244835, 314180, 489670, 979340, 1454107, 2908214, 5816428, 7270535, 14541070, 29082140, 33444461, 66888922, 133777844, 167222305, 334444610, 668889220]

約数ペア:

[(1, 668889220), (2, 334444610), (4, 167222305), (5, 133777844), (10, 66888922), (20, 33444461), (23, 29082140), (46, 14541070), (92, 7270535), (115, 5816428), (230, 2908214), (460, 1454107), (683, 979340), (1366, 489670), (2129, 314180), (2732, 244835), (3415, 195868), (4258, 157090), (6830, 97934), (8516, 78545), (10645, 62836), (13660, 48967), (15709, 42580), (21290, 31418)]