40210712

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 83967840

約数和(自身を除く): 43757128

約数列:

[1, 2, 4, 8, 17, 34, 37, 61, 68, 74, 122, 131, 136, 148, 244, 262, 296, 488, 524, 629, 1037, 1048, 1258, 2074, 2227, 2257, 2516, 4148, 4454, 4514, 4847, 5032, 7991, 8296, 8908, 9028, 9694, 15982, 17816, 18056, 19388, 31964, 38369, 38776, 63928, 76738, 82399, 135847, 153476, 164798, 271694, 295667, 306952, 329596, 543388, 591334, 659192, 1086776, 1182668, 2365336, 5026339, 10052678, 20105356, 40210712]

約数ペア:

[(1, 40210712), (2, 20105356), (4, 10052678), (8, 5026339), (17, 2365336), (34, 1182668), (37, 1086776), (61, 659192), (68, 591334), (74, 543388), (122, 329596), (131, 306952), (136, 295667), (148, 271694), (244, 164798), (262, 153476), (296, 135847), (488, 82399), (524, 76738), (629, 63928), (1037, 38776), (1048, 38369), (1258, 31964), (2074, 19388), (2227, 18056), (2257, 17816), (2516, 15982), (4148, 9694), (4454, 9028), (4514, 8908), (4847, 8296), (5032, 7991)]