188290190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3917}}^1$

素因数の和:3977

約数の個数: 64

約数和(自身を含む): 406218240

約数和(自身を除く): 217928050

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 95, 110, 115, 190, 209, 230, 253, 418, 437, 506, 874, 1045, 1265, 2090, 2185, 2530, 3917, 4370, 4807, 7834, 9614, 19585, 24035, 39170, 43087, 48070, 74423, 86174, 90091, 148846, 180182, 215435, 372115, 430870, 450455, 744230, 818653, 900910, 991001, 1637306, 1711729, 1982002, 3423458, 4093265, 4955005, 8186530, 8558645, 9910010, 17117290, 18829019, 37658038, 94145095, 188290190]

約数ペア:

[(1, 188290190), (2, 94145095), (5, 37658038), (10, 18829019), (11, 17117290), (19, 9910010), (22, 8558645), (23, 8186530), (38, 4955005), (46, 4093265), (55, 3423458), (95, 1982002), (110, 1711729), (115, 1637306), (190, 991001), (209, 900910), (230, 818653), (253, 744230), (418, 450455), (437, 430870), (506, 372115), (874, 215435), (1045, 180182), (1265, 148846), (2090, 90091), (2185, 86174), (2530, 74423), (3917, 48070), (4370, 43087), (4807, 39170), (7834, 24035), (9614, 19585)]