42906980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1301}}^1$

素因数の和:1424

約数の個数: 48

約数和(自身を含む): 96462576

約数和(自身を除く): 53555596

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 340, 388, 485, 970, 1301, 1649, 1940, 2602, 3298, 5204, 6505, 6596, 8245, 13010, 16490, 22117, 26020, 32980, 44234, 88468, 110585, 126197, 221170, 252394, 442340, 504788, 630985, 1261970, 2145349, 2523940, 4290698, 8581396, 10726745, 21453490, 42906980]

約数ペア:

[(1, 42906980), (2, 21453490), (4, 10726745), (5, 8581396), (10, 4290698), (17, 2523940), (20, 2145349), (34, 1261970), (68, 630985), (85, 504788), (97, 442340), (170, 252394), (194, 221170), (340, 126197), (388, 110585), (485, 88468), (970, 44234), (1301, 32980), (1649, 26020), (1940, 22117), (2602, 16490), (3298, 13010), (5204, 8245), (6505, 6596)]