2319140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 5443200

約数和(自身を除く): 3124060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 359, 380, 646, 718, 1292, 1436, 1615, 1795, 3230, 3590, 6103, 6460, 6821, 7180, 12206, 13642, 24412, 27284, 30515, 34105, 61030, 68210, 115957, 122060, 136420, 231914, 463828, 579785, 1159570, 2319140]

約数ペア:

[(1, 2319140), (2, 1159570), (4, 579785), (5, 463828), (10, 231914), (17, 136420), (19, 122060), (20, 115957), (34, 68210), (38, 61030), (68, 34105), (76, 30515), (85, 27284), (95, 24412), (170, 13642), (190, 12206), (323, 7180), (340, 6821), (359, 6460), (380, 6103), (646, 3590), (718, 3230), (1292, 1795), (1436, 1615)]