40721104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 89280000

約数和(自身を除く): 48558896

約数列:

[1, 2, 4, 8, 16, 19, 29, 31, 38, 58, 62, 76, 116, 124, 149, 152, 232, 248, 298, 304, 464, 496, 551, 589, 596, 899, 1102, 1178, 1192, 1798, 2204, 2356, 2384, 2831, 3596, 4321, 4408, 4619, 4712, 5662, 7192, 8642, 8816, 9238, 9424, 11324, 14384, 17081, 17284, 18476, 22648, 34162, 34568, 36952, 45296, 68324, 69136, 73904, 82099, 87761, 133951, 136648, 164198, 175522, 267902, 273296, 328396, 351044, 535804, 656792, 702088, 1071608, 1313584, 1404176, 2143216, 2545069, 5090138, 10180276, 20360552, 40721104]

約数ペア:

[(1, 40721104), (2, 20360552), (4, 10180276), (8, 5090138), (16, 2545069), (19, 2143216), (29, 1404176), (31, 1313584), (38, 1071608), (58, 702088), (62, 656792), (76, 535804), (116, 351044), (124, 328396), (149, 273296), (152, 267902), (232, 175522), (248, 164198), (298, 136648), (304, 133951), (464, 87761), (496, 82099), (551, 73904), (589, 69136), (596, 68324), (899, 45296), (1102, 36952), (1178, 34568), (1192, 34162), (1798, 22648), (2204, 18476), (2356, 17284), (2384, 17081), (2831, 14384), (3596, 11324), (4321, 9424), (4408, 9238), (4619, 8816), (4712, 8642), (5662, 7192)]