858307330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1$

素因数の和:1243

約数の個数: 64

約数和(自身を含む): 1707298560

約数和(自身を除く): 848991230

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 197, 230, 394, 437, 874, 985, 997, 1970, 1994, 2185, 3743, 4370, 4531, 4985, 7486, 9062, 9970, 18715, 18943, 22655, 22931, 37430, 37886, 45310, 45862, 86089, 94715, 114655, 172178, 189430, 196409, 229310, 392818, 430445, 435689, 860890, 871378, 982045, 1964090, 2178445, 3731771, 4356890, 4517407, 7463542, 9034814, 18658855, 22587035, 37317710, 45174070, 85830733, 171661466, 429153665, 858307330]

約数ペア:

[(1, 858307330), (2, 429153665), (5, 171661466), (10, 85830733), (19, 45174070), (23, 37317710), (38, 22587035), (46, 18658855), (95, 9034814), (115, 7463542), (190, 4517407), (197, 4356890), (230, 3731771), (394, 2178445), (437, 1964090), (874, 982045), (985, 871378), (997, 860890), (1970, 435689), (1994, 430445), (2185, 392818), (3743, 229310), (4370, 196409), (4531, 189430), (4985, 172178), (7486, 114655), (9062, 94715), (9970, 86089), (18715, 45862), (18943, 45310), (22655, 37886), (22931, 37430)]