9917120

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1823}}^1$

素因数の和:1857

約数の個数: 56

約数和(自身を含む): 25017984

約数和(自身を除く): 15100864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 1823, 2720, 3646, 5440, 7292, 9115, 14584, 18230, 29168, 30991, 36460, 58336, 61982, 72920, 116672, 123964, 145840, 154955, 247928, 291680, 309910, 495856, 583360, 619820, 991712, 1239640, 1983424, 2479280, 4958560, 9917120]

約数ペア:

[(1, 9917120), (2, 4958560), (4, 2479280), (5, 1983424), (8, 1239640), (10, 991712), (16, 619820), (17, 583360), (20, 495856), (32, 309910), (34, 291680), (40, 247928), (64, 154955), (68, 145840), (80, 123964), (85, 116672), (136, 72920), (160, 61982), (170, 58336), (272, 36460), (320, 30991), (340, 29168), (544, 18230), (680, 14584), (1088, 9115), (1360, 7292), (1823, 5440), (2720, 3646)]