295556820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{378919}}^1$

素因数の和:378944

約数の個数: 48

約数和(自身を含む): 891219840

約数和(自身を除く): 595663020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 378919, 757838, 1136757, 1515676, 1894595, 2273514, 3789190, 4547028, 4925947, 5683785, 7578380, 9851894, 11367570, 14777841, 19703788, 22735140, 24629735, 29555682, 49259470, 59111364, 73889205, 98518940, 147778410, 295556820]

約数ペア:

[(1, 295556820), (2, 147778410), (3, 98518940), (4, 73889205), (5, 59111364), (6, 49259470), (10, 29555682), (12, 24629735), (13, 22735140), (15, 19703788), (20, 14777841), (26, 11367570), (30, 9851894), (39, 7578380), (52, 5683785), (60, 4925947), (65, 4547028), (78, 3789190), (130, 2273514), (156, 1894595), (195, 1515676), (260, 1136757), (390, 757838), (780, 378919)]