17768080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 45943488

約数和(自身を除く): 28175408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 331, 440, 488, 610, 662, 671, 880, 976, 1220, 1324, 1342, 1655, 2440, 2648, 2684, 3310, 3355, 3641, 4880, 5296, 5368, 6620, 6710, 7282, 10736, 13240, 13420, 14564, 18205, 20191, 26480, 26840, 29128, 36410, 40382, 53680, 58256, 72820, 80764, 100955, 145640, 161528, 201910, 222101, 291280, 323056, 403820, 444202, 807640, 888404, 1110505, 1615280, 1776808, 2221010, 3553616, 4442020, 8884040, 17768080]

約数ペア:

[(1, 17768080), (2, 8884040), (4, 4442020), (5, 3553616), (8, 2221010), (10, 1776808), (11, 1615280), (16, 1110505), (20, 888404), (22, 807640), (40, 444202), (44, 403820), (55, 323056), (61, 291280), (80, 222101), (88, 201910), (110, 161528), (122, 145640), (176, 100955), (220, 80764), (244, 72820), (305, 58256), (331, 53680), (440, 40382), (488, 36410), (610, 29128), (662, 26840), (671, 26480), (880, 20191), (976, 18205), (1220, 14564), (1324, 13420), (1342, 13240), (1655, 10736), (2440, 7282), (2648, 6710), (2684, 6620), (3310, 5368), (3355, 5296), (3641, 4880)]