31456460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13217}}^1$

素因数の和:13250

約数の個数: 48

約数和(自身を含む): 79942464

約数和(自身を除く): 48486004

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 13217, 26434, 52868, 66085, 92519, 132170, 185038, 224689, 264340, 370076, 449378, 462595, 898756, 925190, 1123445, 1572823, 1850380, 2246890, 3145646, 4493780, 6291292, 7864115, 15728230, 31456460]

約数ペア:

[(1, 31456460), (2, 15728230), (4, 7864115), (5, 6291292), (7, 4493780), (10, 3145646), (14, 2246890), (17, 1850380), (20, 1572823), (28, 1123445), (34, 925190), (35, 898756), (68, 462595), (70, 449378), (85, 370076), (119, 264340), (140, 224689), (170, 185038), (238, 132170), (340, 92519), (476, 66085), (595, 52868), (1190, 26434), (2380, 13217)]