318269440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31081}}^1$

素因数の和:31108

約数の個数: 48

約数和(自身を含む): 763684740

約数和(自身を除く): 445415300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 31081, 62162, 124324, 155405, 248648, 310810, 497296, 621620, 994592, 1243240, 1989184, 2486480, 3978368, 4972960, 7956736, 9945920, 15913472, 19891840, 31826944, 39783680, 63653888, 79567360, 159134720, 318269440]

約数ペア:

[(1, 318269440), (2, 159134720), (4, 79567360), (5, 63653888), (8, 39783680), (10, 31826944), (16, 19891840), (20, 15913472), (32, 9945920), (40, 7956736), (64, 4972960), (80, 3978368), (128, 2486480), (160, 1989184), (256, 1243240), (320, 994592), (512, 621620), (640, 497296), (1024, 310810), (1280, 248648), (2048, 155405), (2560, 124324), (5120, 62162), (10240, 31081)]