13316780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 30209760

約数和(自身を除く): 16892980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 739, 901, 1060, 1478, 1802, 2956, 3604, 3695, 4505, 7390, 9010, 12563, 14780, 18020, 25126, 39167, 50252, 62815, 78334, 125630, 156668, 195835, 251260, 391670, 665839, 783340, 1331678, 2663356, 3329195, 6658390, 13316780]

約数ペア:

[(1, 13316780), (2, 6658390), (4, 3329195), (5, 2663356), (10, 1331678), (17, 783340), (20, 665839), (34, 391670), (53, 251260), (68, 195835), (85, 156668), (106, 125630), (170, 78334), (212, 62815), (265, 50252), (340, 39167), (530, 25126), (739, 18020), (901, 14780), (1060, 12563), (1478, 9010), (1802, 7390), (2956, 4505), (3604, 3695)]