19170560

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{881}}^1$

素因数の和:919

約数の個数: 72

約数和(自身を含む): 48675816

約数和(自身を除く): 29505256

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 881, 1088, 1280, 1360, 1762, 2176, 2720, 3524, 4352, 4405, 5440, 7048, 8810, 10880, 14096, 14977, 17620, 21760, 28192, 29954, 35240, 56384, 59908, 70480, 74885, 112768, 119816, 140960, 149770, 225536, 239632, 281920, 299540, 479264, 563840, 599080, 958528, 1127680, 1198160, 1917056, 2396320, 3834112, 4792640, 9585280, 19170560]

約数ペア:

[(1, 19170560), (2, 9585280), (4, 4792640), (5, 3834112), (8, 2396320), (10, 1917056), (16, 1198160), (17, 1127680), (20, 958528), (32, 599080), (34, 563840), (40, 479264), (64, 299540), (68, 281920), (80, 239632), (85, 225536), (128, 149770), (136, 140960), (160, 119816), (170, 112768), (256, 74885), (272, 70480), (320, 59908), (340, 56384), (544, 35240), (640, 29954), (680, 28192), (881, 21760), (1088, 17620), (1280, 14977), (1360, 14096), (1762, 10880), (2176, 8810), (2720, 7048), (3524, 5440), (4352, 4405)]