122419640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{62459}}^1$

素因数の和:62484

約数の個数: 48

約数和(自身を含む): 320419800

約数和(自身を除く): 198000160

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, 62459, 124918, 249836, 312295, 437213, 499672, 624590, 874426, 1249180, 1748852, 2186065, 2498360, 3060491, 3497704, 4372130, 6120982, 8744260, 12241964, 15302455, 17488520, 24483928, 30604910, 61209820, 122419640]

約数ペア:

[(1, 122419640), (2, 61209820), (4, 30604910), (5, 24483928), (7, 17488520), (8, 15302455), (10, 12241964), (14, 8744260), (20, 6120982), (28, 4372130), (35, 3497704), (40, 3060491), (49, 2498360), (56, 2186065), (70, 1748852), (98, 1249180), (140, 874426), (196, 624590), (245, 499672), (280, 437213), (392, 312295), (490, 249836), (980, 124918), (1960, 62459)]