40398358

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1187}}^1$

素因数の和:1237

約数の個数: 64

約数和(自身を含む): 86220288

約数和(自身を除く): 45821930

約数列:

[1, 2, 7, 11, 13, 14, 17, 22, 26, 34, 77, 91, 119, 143, 154, 182, 187, 221, 238, 286, 374, 442, 1001, 1187, 1309, 1547, 2002, 2374, 2431, 2618, 3094, 4862, 8309, 13057, 15431, 16618, 17017, 20179, 26114, 30862, 34034, 40358, 91399, 108017, 141253, 169741, 182798, 216034, 221969, 262327, 282506, 339482, 443938, 524654, 1188187, 1553783, 1836289, 2376374, 2885597, 3107566, 3672578, 5771194, 20199179, 40398358]

約数ペア:

[(1, 40398358), (2, 20199179), (7, 5771194), (11, 3672578), (13, 3107566), (14, 2885597), (17, 2376374), (22, 1836289), (26, 1553783), (34, 1188187), (77, 524654), (91, 443938), (119, 339482), (143, 282506), (154, 262327), (182, 221969), (187, 216034), (221, 182798), (238, 169741), (286, 141253), (374, 108017), (442, 91399), (1001, 40358), (1187, 34034), (1309, 30862), (1547, 26114), (2002, 20179), (2374, 17017), (2431, 16618), (2618, 15431), (3094, 13057), (4862, 8309)]