9918639440

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1493771}}^1$

素因数の和:1493867

約数の個数: 40

約数和(自身を含む): 23338693728

約数和(自身を除く): 13420054288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 1493771, 2987542, 5975084, 7468855, 11950168, 14937710, 23900336, 29875420, 59750840, 119501680, 123982993, 247965986, 495931972, 619914965, 991863944, 1239829930, 1983727888, 2479659860, 4959319720, 9918639440]

約数ペア:

[(1, 9918639440), (2, 4959319720), (4, 2479659860), (5, 1983727888), (8, 1239829930), (10, 991863944), (16, 619914965), (20, 495931972), (40, 247965986), (80, 123982993), (83, 119501680), (166, 59750840), (332, 29875420), (415, 23900336), (664, 14937710), (830, 11950168), (1328, 7468855), (1660, 5975084), (3320, 2987542), (6640, 1493771)]