28006330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 58392576

約数和(自身を除く): 30386246

約数列:

[1, 2, 5, 10, 11, 22, 31, 43, 55, 62, 86, 110, 155, 191, 215, 310, 341, 382, 430, 473, 682, 946, 955, 1333, 1705, 1910, 2101, 2365, 2666, 3410, 4202, 4730, 5921, 6665, 8213, 10505, 11842, 13330, 14663, 16426, 21010, 29326, 29605, 41065, 59210, 65131, 73315, 82130, 90343, 130262, 146630, 180686, 254603, 325655, 451715, 509206, 651310, 903430, 1273015, 2546030, 2800633, 5601266, 14003165, 28006330]

約数ペア:

[(1, 28006330), (2, 14003165), (5, 5601266), (10, 2800633), (11, 2546030), (22, 1273015), (31, 903430), (43, 651310), (55, 509206), (62, 451715), (86, 325655), (110, 254603), (155, 180686), (191, 146630), (215, 130262), (310, 90343), (341, 82130), (382, 73315), (430, 65131), (473, 59210), (682, 41065), (946, 29605), (955, 29326), (1333, 21010), (1705, 16426), (1910, 14663), (2101, 13330), (2365, 11842), (2666, 10505), (3410, 8213), (4202, 6665), (4730, 5921)]