17900330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 38873088

約数和(自身を除く): 20972758

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 73, 113, 146, 155, 217, 226, 310, 365, 434, 511, 565, 730, 791, 1022, 1085, 1130, 1582, 2170, 2263, 2555, 3503, 3955, 4526, 5110, 7006, 7910, 8249, 11315, 15841, 16498, 17515, 22630, 24521, 31682, 35030, 41245, 49042, 57743, 79205, 82490, 115486, 122605, 158410, 245210, 255719, 288715, 511438, 577430, 1278595, 1790033, 2557190, 3580066, 8950165, 17900330]

約数ペア:

[(1, 17900330), (2, 8950165), (5, 3580066), (7, 2557190), (10, 1790033), (14, 1278595), (31, 577430), (35, 511438), (62, 288715), (70, 255719), (73, 245210), (113, 158410), (146, 122605), (155, 115486), (217, 82490), (226, 79205), (310, 57743), (365, 49042), (434, 41245), (511, 35030), (565, 31682), (730, 24521), (791, 22630), (1022, 17515), (1085, 16498), (1130, 15841), (1582, 11315), (2170, 8249), (2263, 7910), (2555, 7006), (3503, 5110), (3955, 4526)]