40731740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 100835280

約数和(自身を除く): 60103540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 356, 445, 467, 490, 623, 890, 934, 980, 1246, 1780, 1868, 2335, 2492, 3115, 3269, 4361, 4670, 6230, 6538, 8722, 9340, 12460, 13076, 16345, 17444, 21805, 22883, 32690, 41563, 43610, 45766, 65380, 83126, 87220, 91532, 114415, 166252, 207815, 228830, 290941, 415630, 457660, 581882, 831260, 1163764, 1454705, 2036587, 2909410, 4073174, 5818820, 8146348, 10182935, 20365870, 40731740]

約数ペア:

[(1, 40731740), (2, 20365870), (4, 10182935), (5, 8146348), (7, 5818820), (10, 4073174), (14, 2909410), (20, 2036587), (28, 1454705), (35, 1163764), (49, 831260), (70, 581882), (89, 457660), (98, 415630), (140, 290941), (178, 228830), (196, 207815), (245, 166252), (356, 114415), (445, 91532), (467, 87220), (490, 83126), (623, 65380), (890, 45766), (934, 43610), (980, 41563), (1246, 32690), (1780, 22883), (1868, 21805), (2335, 17444), (2492, 16345), (3115, 13076), (3269, 12460), (4361, 9340), (4670, 8722), (6230, 6538)]