3227140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 8187480

約数和(自身を除く): 4960340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 89, 98, 140, 148, 178, 185, 196, 245, 259, 356, 370, 445, 490, 518, 623, 740, 890, 980, 1036, 1246, 1295, 1780, 1813, 2492, 2590, 3115, 3293, 3626, 4361, 5180, 6230, 6586, 7252, 8722, 9065, 12460, 13172, 16465, 17444, 18130, 21805, 23051, 32930, 36260, 43610, 46102, 65860, 87220, 92204, 115255, 161357, 230510, 322714, 461020, 645428, 806785, 1613570, 3227140]

約数ペア:

[(1, 3227140), (2, 1613570), (4, 806785), (5, 645428), (7, 461020), (10, 322714), (14, 230510), (20, 161357), (28, 115255), (35, 92204), (37, 87220), (49, 65860), (70, 46102), (74, 43610), (89, 36260), (98, 32930), (140, 23051), (148, 21805), (178, 18130), (185, 17444), (196, 16465), (245, 13172), (259, 12460), (356, 9065), (370, 8722), (445, 7252), (490, 6586), (518, 6230), (623, 5180), (740, 4361), (890, 3626), (980, 3293), (1036, 3115), (1246, 2590), (1295, 2492), (1780, 1813)]