55305760

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20333}}^1$

素因数の和:20365

約数の個数: 48

約数和(自身を含む): 138352536

約数和(自身を除く): 83046776

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, 20333, 40666, 81332, 101665, 162664, 203330, 325328, 345661, 406660, 650656, 691322, 813320, 1382644, 1626640, 1728305, 2765288, 3253280, 3456610, 5530576, 6913220, 11061152, 13826440, 27652880, 55305760]

約数ペア:

[(1, 55305760), (2, 27652880), (4, 13826440), (5, 11061152), (8, 6913220), (10, 5530576), (16, 3456610), (17, 3253280), (20, 2765288), (32, 1728305), (34, 1626640), (40, 1382644), (68, 813320), (80, 691322), (85, 650656), (136, 406660), (160, 345661), (170, 325328), (272, 203330), (340, 162664), (544, 101665), (680, 81332), (1360, 40666), (2720, 20333)]