17421440

素因数分解:

$2^7\times 5^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 42154560

約数和(自身を除く): 24733120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 163, 167, 320, 326, 334, 640, 652, 668, 815, 835, 1304, 1336, 1630, 1670, 2608, 2672, 3260, 3340, 5216, 5344, 6520, 6680, 10432, 10688, 13040, 13360, 20864, 21376, 26080, 26720, 27221, 52160, 53440, 54442, 104320, 106880, 108884, 136105, 217768, 272210, 435536, 544420, 871072, 1088840, 1742144, 2177680, 3484288, 4355360, 8710720, 17421440]

約数ペア:

[(1, 17421440), (2, 8710720), (4, 4355360), (5, 3484288), (8, 2177680), (10, 1742144), (16, 1088840), (20, 871072), (32, 544420), (40, 435536), (64, 272210), (80, 217768), (128, 136105), (160, 108884), (163, 106880), (167, 104320), (320, 54442), (326, 53440), (334, 52160), (640, 27221), (652, 26720), (668, 26080), (815, 21376), (835, 20864), (1304, 13360), (1336, 13040), (1630, 10688), (1670, 10432), (2608, 6680), (2672, 6520), (3260, 5344), (3340, 5216)]