40502420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1117}}^1$

素因数の和:1177

約数の個数: 72

約数和(自身を含む): 101706696

約数和(自身を除く): 61204276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1117, 1295, 1813, 2234, 2590, 3626, 4468, 5180, 5585, 7252, 7819, 9065, 11170, 15638, 18130, 22340, 31276, 36260, 39095, 41329, 54733, 78190, 82658, 109466, 156380, 165316, 206645, 218932, 273665, 289303, 413290, 547330, 578606, 826580, 1094660, 1157212, 1446515, 2025121, 2893030, 4050242, 5786060, 8100484, 10125605, 20251210, 40502420]

約数ペア:

[(1, 40502420), (2, 20251210), (4, 10125605), (5, 8100484), (7, 5786060), (10, 4050242), (14, 2893030), (20, 2025121), (28, 1446515), (35, 1157212), (37, 1094660), (49, 826580), (70, 578606), (74, 547330), (98, 413290), (140, 289303), (148, 273665), (185, 218932), (196, 206645), (245, 165316), (259, 156380), (370, 109466), (490, 82658), (518, 78190), (740, 54733), (980, 41329), (1036, 39095), (1117, 36260), (1295, 31276), (1813, 22340), (2234, 18130), (2590, 15638), (3626, 11170), (4468, 9065), (5180, 7819), (5585, 7252)]