31050940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1993}}^1$

素因数の和:2062

約数の個数: 48

約数和(自身を含む): 70348320

約数和(自身を除く): 39297380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 1993, 3116, 3895, 3986, 7790, 7972, 9965, 15580, 19930, 37867, 39860, 75734, 81713, 151468, 163426, 189335, 326852, 378670, 408565, 757340, 817130, 1552547, 1634260, 3105094, 6210188, 7762735, 15525470, 31050940]

約数ペア:

[(1, 31050940), (2, 15525470), (4, 7762735), (5, 6210188), (10, 3105094), (19, 1634260), (20, 1552547), (38, 817130), (41, 757340), (76, 408565), (82, 378670), (95, 326852), (164, 189335), (190, 163426), (205, 151468), (380, 81713), (410, 75734), (779, 39860), (820, 37867), (1558, 19930), (1993, 15580), (3116, 9965), (3895, 7972), (3986, 7790)]