693338540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{21023}}^1$

素因数の和:21146

約数の個数: 48

約数和(自身を含む): 1557626112

約数和(自身を除く): 864287572

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 340, 388, 485, 970, 1649, 1940, 3298, 6596, 8245, 16490, 21023, 32980, 42046, 84092, 105115, 210230, 357391, 420460, 714782, 1429564, 1786955, 2039231, 3573910, 4078462, 7147820, 8156924, 10196155, 20392310, 34666927, 40784620, 69333854, 138667708, 173334635, 346669270, 693338540]

約数ペア:

[(1, 693338540), (2, 346669270), (4, 173334635), (5, 138667708), (10, 69333854), (17, 40784620), (20, 34666927), (34, 20392310), (68, 10196155), (85, 8156924), (97, 7147820), (170, 4078462), (194, 3573910), (340, 2039231), (388, 1786955), (485, 1429564), (970, 714782), (1649, 420460), (1940, 357391), (3298, 210230), (6596, 105115), (8245, 84092), (16490, 42046), (21023, 32980)]