19361240

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3083}}^1$

素因数の和:3251

約数の個数: 32

約数和(自身を含む): 43854480

約数和(自身を除く): 24493240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3083, 3140, 6166, 6280, 12332, 15415, 24664, 30830, 61660, 123320, 484031, 968062, 1936124, 2420155, 3872248, 4840310, 9680620, 19361240]

約数ペア:

[(1, 19361240), (2, 9680620), (4, 4840310), (5, 3872248), (8, 2420155), (10, 1936124), (20, 968062), (40, 484031), (157, 123320), (314, 61660), (628, 30830), (785, 24664), (1256, 15415), (1570, 12332), (3083, 6280), (3140, 6166)]