39746960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:133

約数の個数: 120

約数和(自身を含む): 106386048

約数和(自身を除く): 66639088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 47, 55, 62, 80, 88, 94, 110, 124, 155, 176, 188, 220, 235, 248, 310, 341, 376, 440, 470, 496, 517, 620, 682, 752, 880, 940, 961, 1034, 1240, 1364, 1457, 1705, 1880, 1922, 2068, 2480, 2585, 2728, 2914, 3410, 3760, 3844, 4136, 4805, 5170, 5456, 5828, 6820, 7285, 7688, 8272, 9610, 10340, 10571, 11656, 13640, 14570, 15376, 16027, 19220, 20680, 21142, 23312, 27280, 29140, 32054, 38440, 41360, 42284, 45167, 52855, 58280, 64108, 76880, 80135, 84568, 90334, 105710, 116560, 128216, 160270, 169136, 180668, 211420, 225835, 256432, 320540, 361336, 422840, 451670, 496837, 641080, 722672, 845680, 903340, 993674, 1282160, 1806680, 1987348, 2484185, 3613360, 3974696, 4968370, 7949392, 9936740, 19873480, 39746960]

約数ペア:

[(1, 39746960), (2, 19873480), (4, 9936740), (5, 7949392), (8, 4968370), (10, 3974696), (11, 3613360), (16, 2484185), (20, 1987348), (22, 1806680), (31, 1282160), (40, 993674), (44, 903340), (47, 845680), (55, 722672), (62, 641080), (80, 496837), (88, 451670), (94, 422840), (110, 361336), (124, 320540), (155, 256432), (176, 225835), (188, 211420), (220, 180668), (235, 169136), (248, 160270), (310, 128216), (341, 116560), (376, 105710), (440, 90334), (470, 84568), (496, 80135), (517, 76880), (620, 64108), (682, 58280), (752, 52855), (880, 45167), (940, 42284), (961, 41360), (1034, 38440), (1240, 32054), (1364, 29140), (1457, 27280), (1705, 23312), (1880, 21142), (1922, 20680), (2068, 19220), (2480, 16027), (2585, 15376), (2728, 14570), (2914, 13640), (3410, 11656), (3760, 10571), (3844, 10340), (4136, 9610), (4805, 8272), (5170, 7688), (5456, 7285), (5828, 6820)]