670220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 1548288

約数和(自身を除く): 878068

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 47, 62, 92, 94, 115, 124, 155, 188, 230, 235, 310, 460, 470, 620, 713, 940, 1081, 1426, 1457, 2162, 2852, 2914, 3565, 4324, 5405, 5828, 7130, 7285, 10810, 14260, 14570, 21620, 29140, 33511, 67022, 134044, 167555, 335110, 670220]

約数ペア:

[(1, 670220), (2, 335110), (4, 167555), (5, 134044), (10, 67022), (20, 33511), (23, 29140), (31, 21620), (46, 14570), (47, 14260), (62, 10810), (92, 7285), (94, 7130), (115, 5828), (124, 5405), (155, 4324), (188, 3565), (230, 2914), (235, 2852), (310, 2162), (460, 1457), (470, 1426), (620, 1081), (713, 940)]