7328440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{3739}}^1$

素因数の和:3764

約数の個数: 48

約数和(自身を含む): 19186200

約数和(自身を除く): 11857760

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, 3739, 7478, 14956, 18695, 26173, 29912, 37390, 52346, 74780, 104692, 130865, 149560, 183211, 209384, 261730, 366422, 523460, 732844, 916055, 1046920, 1465688, 1832110, 3664220, 7328440]

約数ペア:

[(1, 7328440), (2, 3664220), (4, 1832110), (5, 1465688), (7, 1046920), (8, 916055), (10, 732844), (14, 523460), (20, 366422), (28, 261730), (35, 209384), (40, 183211), (49, 149560), (56, 130865), (70, 104692), (98, 74780), (140, 52346), (196, 37390), (245, 29912), (280, 26173), (392, 18695), (490, 14956), (980, 7478), (1960, 3739)]