40880988

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{997}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 111161232

約数和(自身を除く): 70280244

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 67, 68, 102, 134, 153, 201, 204, 268, 306, 402, 603, 612, 804, 997, 1139, 1206, 1994, 2278, 2412, 2991, 3417, 3988, 4556, 5982, 6834, 8973, 10251, 11964, 13668, 16949, 17946, 20502, 33898, 35892, 41004, 50847, 66799, 67796, 101694, 133598, 152541, 200397, 203388, 267196, 305082, 400794, 601191, 610164, 801588, 1135583, 1202382, 2271166, 2404764, 3406749, 4542332, 6813498, 10220247, 13626996, 20440494, 40880988]

約数ペア:

[(1, 40880988), (2, 20440494), (3, 13626996), (4, 10220247), (6, 6813498), (9, 4542332), (12, 3406749), (17, 2404764), (18, 2271166), (34, 1202382), (36, 1135583), (51, 801588), (67, 610164), (68, 601191), (102, 400794), (134, 305082), (153, 267196), (201, 203388), (204, 200397), (268, 152541), (306, 133598), (402, 101694), (603, 67796), (612, 66799), (804, 50847), (997, 41004), (1139, 35892), (1206, 33898), (1994, 20502), (2278, 17946), (2412, 16949), (2991, 13668), (3417, 11964), (3988, 10251), (4556, 8973), (5982, 6834)]