17386180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 43120728

約数和(自身を除く): 25734548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 113, 140, 157, 196, 226, 245, 314, 452, 490, 565, 628, 785, 791, 980, 1099, 1130, 1570, 1582, 2198, 2260, 3140, 3164, 3955, 4396, 5495, 5537, 7693, 7910, 10990, 11074, 15386, 15820, 17741, 21980, 22148, 27685, 30772, 35482, 38465, 55370, 70964, 76930, 88705, 110740, 124187, 153860, 177410, 248374, 354820, 496748, 620935, 869309, 1241870, 1738618, 2483740, 3477236, 4346545, 8693090, 17386180]

約数ペア:

[(1, 17386180), (2, 8693090), (4, 4346545), (5, 3477236), (7, 2483740), (10, 1738618), (14, 1241870), (20, 869309), (28, 620935), (35, 496748), (49, 354820), (70, 248374), (98, 177410), (113, 153860), (140, 124187), (157, 110740), (196, 88705), (226, 76930), (245, 70964), (314, 55370), (452, 38465), (490, 35482), (565, 30772), (628, 27685), (785, 22148), (791, 21980), (980, 17741), (1099, 15820), (1130, 15386), (1570, 11074), (1582, 10990), (2198, 7910), (2260, 7693), (3140, 5537), (3164, 5495), (3955, 4396)]