24968440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{12739}}^1$

素因数の和:12764

約数の個数: 48

約数和(自身を含む): 65356200

約数和(自身を除く): 40387760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 12739, 25478, 50956, 63695, 89173, 101912, 127390, 178346, 254780, 356692, 445865, 509560, 624211, 713384, 891730, 1248422, 1783460, 2496844, 3121055, 3566920, 4993688, 6242110, 12484220, 24968440]

約数ペア:

[(1, 24968440), (2, 12484220), (4, 6242110), (5, 4993688), (7, 3566920), (8, 3121055), (10, 2496844), (14, 1783460), (20, 1248422), (28, 891730), (35, 713384), (40, 624211), (49, 509560), (56, 445865), (70, 356692), (98, 254780), (140, 178346), (196, 127390), (245, 101912), (280, 89173), (392, 63695), (490, 50956), (980, 25478), (1960, 12739)]