1697006980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{19421}}^1$

素因数の和:19704

約数の個数: 48

約数和(自身を含む): 3788222256

約数和(自身を除く): 2091215276

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 514, 1028, 1285, 2570, 4369, 5140, 8738, 17476, 19421, 21845, 38842, 43690, 77684, 87380, 97105, 194210, 330157, 388420, 660314, 1320628, 1650785, 3301570, 4991197, 6603140, 9982394, 19964788, 24955985, 49911970, 84850349, 99823940, 169700698, 339401396, 424251745, 848503490, 1697006980]

約数ペア:

[(1, 1697006980), (2, 848503490), (4, 424251745), (5, 339401396), (10, 169700698), (17, 99823940), (20, 84850349), (34, 49911970), (68, 24955985), (85, 19964788), (170, 9982394), (257, 6603140), (340, 4991197), (514, 3301570), (1028, 1650785), (1285, 1320628), (2570, 660314), (4369, 388420), (5140, 330157), (8738, 194210), (17476, 97105), (19421, 87380), (21845, 77684), (38842, 43690)]