40378492

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4229}}^1$

素因数の和:4282

約数の個数: 48

約数和(自身を含む): 90961920

約数和(自身を除く): 50583428

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 4229, 4774, 8458, 9548, 16916, 29603, 46519, 59206, 93038, 118412, 131099, 186076, 262198, 325633, 524396, 651266, 917693, 1302532, 1442089, 1835386, 2884178, 3670772, 5768356, 10094623, 20189246, 40378492]

約数ペア:

[(1, 40378492), (2, 20189246), (4, 10094623), (7, 5768356), (11, 3670772), (14, 2884178), (22, 1835386), (28, 1442089), (31, 1302532), (44, 917693), (62, 651266), (77, 524396), (124, 325633), (154, 262198), (217, 186076), (308, 131099), (341, 118412), (434, 93038), (682, 59206), (868, 46519), (1364, 29603), (2387, 16916), (4229, 9548), (4774, 8458)]