7103140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 16511040

約数和(自身を除く): 9407900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 389, 415, 778, 830, 913, 1556, 1660, 1826, 1945, 3652, 3890, 4279, 4565, 7780, 8558, 9130, 17116, 18260, 21395, 32287, 42790, 64574, 85580, 129148, 161435, 322870, 355157, 645740, 710314, 1420628, 1775785, 3551570, 7103140]

約数ペア:

[(1, 7103140), (2, 3551570), (4, 1775785), (5, 1420628), (10, 710314), (11, 645740), (20, 355157), (22, 322870), (44, 161435), (55, 129148), (83, 85580), (110, 64574), (166, 42790), (220, 32287), (332, 21395), (389, 18260), (415, 17116), (778, 9130), (830, 8558), (913, 7780), (1556, 4565), (1660, 4279), (1826, 3890), (1945, 3652)]