1078490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 2363904

約数和(自身を除く): 1285414

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 71, 98, 142, 155, 217, 245, 310, 355, 434, 490, 497, 710, 994, 1085, 1519, 2170, 2201, 2485, 3038, 3479, 4402, 4970, 6958, 7595, 11005, 15190, 15407, 17395, 22010, 30814, 34790, 77035, 107849, 154070, 215698, 539245, 1078490]

約数ペア:

[(1, 1078490), (2, 539245), (5, 215698), (7, 154070), (10, 107849), (14, 77035), (31, 34790), (35, 30814), (49, 22010), (62, 17395), (70, 15407), (71, 15190), (98, 11005), (142, 7595), (155, 6958), (217, 4970), (245, 4402), (310, 3479), (355, 3038), (434, 2485), (490, 2201), (497, 2170), (710, 1519), (994, 1085)]