393849110

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{15307}}^1$

素因数の和:15428

約数の個数: 32

約数和(自身を含む): 740662272

約数和(自身を除く): 346813162

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 830, 2573, 5146, 12865, 15307, 25730, 30614, 76535, 153070, 474517, 949034, 1270481, 2372585, 2540962, 4745170, 6352405, 12704810, 39384911, 78769822, 196924555, 393849110]

約数ペア:

[(1, 393849110), (2, 196924555), (5, 78769822), (10, 39384911), (31, 12704810), (62, 6352405), (83, 4745170), (155, 2540962), (166, 2372585), (310, 1270481), (415, 949034), (830, 474517), (2573, 153070), (5146, 76535), (12865, 30614), (15307, 25730)]