19369120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7121}}^1$

素因数の和:7153

約数の個数: 48

約数和(自身を含む): 48458088

約数和(自身を除く): 29088968

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 7121, 14242, 28484, 35605, 56968, 71210, 113936, 121057, 142420, 227872, 242114, 284840, 484228, 569680, 605285, 968456, 1139360, 1210570, 1936912, 2421140, 3873824, 4842280, 9684560, 19369120]

約数ペア:

[(1, 19369120), (2, 9684560), (4, 4842280), (5, 3873824), (8, 2421140), (10, 1936912), (16, 1210570), (17, 1139360), (20, 968456), (32, 605285), (34, 569680), (40, 484228), (68, 284840), (80, 242114), (85, 227872), (136, 142420), (160, 121057), (170, 113936), (272, 71210), (340, 56968), (544, 35605), (680, 28484), (1360, 14242), (2720, 7121)]