1238273540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{22621}}^1$

素因数の和:22677

約数の個数: 96

約数和(自身を含む): 3283628544

約数和(自身を除く): 2045355004

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 28, 34, 35, 46, 68, 70, 85, 92, 115, 119, 140, 161, 170, 230, 238, 322, 340, 391, 460, 476, 595, 644, 782, 805, 1190, 1564, 1610, 1955, 2380, 2737, 3220, 3910, 5474, 7820, 10948, 13685, 22621, 27370, 45242, 54740, 90484, 113105, 158347, 226210, 316694, 384557, 452420, 520283, 633388, 769114, 791735, 1040566, 1538228, 1583470, 1922785, 2081132, 2601415, 2691899, 3166940, 3641981, 3845570, 5202830, 5383798, 7283962, 7691140, 8844811, 10405660, 10767596, 13459495, 14567924, 17689622, 18209905, 26918990, 35379244, 36419810, 44224055, 53837980, 61913677, 72839620, 88448110, 123827354, 176896220, 247654708, 309568385, 619136770, 1238273540]

約数ペア:

[(1, 1238273540), (2, 619136770), (4, 309568385), (5, 247654708), (7, 176896220), (10, 123827354), (14, 88448110), (17, 72839620), (20, 61913677), (23, 53837980), (28, 44224055), (34, 36419810), (35, 35379244), (46, 26918990), (68, 18209905), (70, 17689622), (85, 14567924), (92, 13459495), (115, 10767596), (119, 10405660), (140, 8844811), (161, 7691140), (170, 7283962), (230, 5383798), (238, 5202830), (322, 3845570), (340, 3641981), (391, 3166940), (460, 2691899), (476, 2601415), (595, 2081132), (644, 1922785), (782, 1583470), (805, 1538228), (1190, 1040566), (1564, 791735), (1610, 769114), (1955, 633388), (2380, 520283), (2737, 452420), (3220, 384557), (3910, 316694), (5474, 226210), (7820, 158347), (10948, 113105), (13685, 90484), (22621, 54740), (27370, 45242)]