7115780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 17840088

約数和(自身を除く): 10724308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 137, 140, 196, 212, 245, 265, 274, 371, 490, 530, 548, 685, 742, 959, 980, 1060, 1370, 1484, 1855, 1918, 2597, 2740, 3710, 3836, 4795, 5194, 6713, 7261, 7420, 9590, 10388, 12985, 13426, 14522, 19180, 25970, 26852, 29044, 33565, 36305, 50827, 51940, 67130, 72610, 101654, 134260, 145220, 203308, 254135, 355789, 508270, 711578, 1016540, 1423156, 1778945, 3557890, 7115780]

約数ペア:

[(1, 7115780), (2, 3557890), (4, 1778945), (5, 1423156), (7, 1016540), (10, 711578), (14, 508270), (20, 355789), (28, 254135), (35, 203308), (49, 145220), (53, 134260), (70, 101654), (98, 72610), (106, 67130), (137, 51940), (140, 50827), (196, 36305), (212, 33565), (245, 29044), (265, 26852), (274, 25970), (371, 19180), (490, 14522), (530, 13426), (548, 12985), (685, 10388), (742, 9590), (959, 7420), (980, 7261), (1060, 6713), (1370, 5194), (1484, 4795), (1855, 3836), (1918, 3710), (2597, 2740)]