1940417220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{65071}}^1$

素因数の和:65161

約数の個数: 96

約数和(自身を含む): 6296887296

約数和(自身を除く): 4356470076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7455, 9940, 14910, 29820, 65071, 130142, 195213, 260284, 325355, 390426, 455497, 650710, 780852, 910994, 976065, 1301420, 1366491, 1821988, 1952130, 2277485, 2732982, 3904260, 4554970, 4620041, 5465964, 6832455, 9109940, 9240082, 13664910, 13860123, 18480164, 23100205, 27329820, 27720246, 32340287, 46200410, 55440492, 64680574, 69300615, 92400820, 97020861, 129361148, 138601230, 161701435, 194041722, 277202460, 323402870, 388083444, 485104305, 646805740, 970208610, 1940417220]

約数ペア:

[(1, 1940417220), (2, 970208610), (3, 646805740), (4, 485104305), (5, 388083444), (6, 323402870), (7, 277202460), (10, 194041722), (12, 161701435), (14, 138601230), (15, 129361148), (20, 97020861), (21, 92400820), (28, 69300615), (30, 64680574), (35, 55440492), (42, 46200410), (60, 32340287), (70, 27720246), (71, 27329820), (84, 23100205), (105, 18480164), (140, 13860123), (142, 13664910), (210, 9240082), (213, 9109940), (284, 6832455), (355, 5465964), (420, 4620041), (426, 4554970), (497, 3904260), (710, 2732982), (852, 2277485), (994, 1952130), (1065, 1821988), (1420, 1366491), (1491, 1301420), (1988, 976065), (2130, 910994), (2485, 780852), (2982, 650710), (4260, 455497), (4970, 390426), (5964, 325355), (7455, 260284), (9940, 195213), (14910, 130142), (29820, 65071)]