1330885780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{500333}}^1$

素因数の和:500368

約数の個数: 48

約数和(自身を含む): 3362244480

約数和(自身を除く): 2031358700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 500333, 1000666, 2001332, 2501665, 3502331, 5003330, 7004662, 9506327, 10006660, 14009324, 17511655, 19012654, 35023310, 38025308, 47531635, 66544289, 70046620, 95063270, 133088578, 190126540, 266177156, 332721445, 665442890, 1330885780]

約数ペア:

[(1, 1330885780), (2, 665442890), (4, 332721445), (5, 266177156), (7, 190126540), (10, 133088578), (14, 95063270), (19, 70046620), (20, 66544289), (28, 47531635), (35, 38025308), (38, 35023310), (70, 19012654), (76, 17511655), (95, 14009324), (133, 10006660), (140, 9506327), (190, 7004662), (266, 5003330), (380, 3502331), (532, 2501665), (665, 2001332), (1330, 1000666), (2660, 500333)]