11489840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 28498176

約数和(自身を除く): 17008336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 113, 124, 155, 164, 205, 226, 248, 310, 328, 410, 452, 496, 565, 620, 656, 820, 904, 1130, 1240, 1271, 1640, 1808, 2260, 2480, 2542, 3280, 3503, 4520, 4633, 5084, 6355, 7006, 9040, 9266, 10168, 12710, 14012, 17515, 18532, 20336, 23165, 25420, 28024, 35030, 37064, 46330, 50840, 56048, 70060, 74128, 92660, 101680, 140120, 143623, 185320, 280240, 287246, 370640, 574492, 718115, 1148984, 1436230, 2297968, 2872460, 5744920, 11489840]

約数ペア:

[(1, 11489840), (2, 5744920), (4, 2872460), (5, 2297968), (8, 1436230), (10, 1148984), (16, 718115), (20, 574492), (31, 370640), (40, 287246), (41, 280240), (62, 185320), (80, 143623), (82, 140120), (113, 101680), (124, 92660), (155, 74128), (164, 70060), (205, 56048), (226, 50840), (248, 46330), (310, 37064), (328, 35030), (410, 28024), (452, 25420), (496, 23165), (565, 20336), (620, 18532), (656, 17515), (820, 14012), (904, 12710), (1130, 10168), (1240, 9266), (1271, 9040), (1640, 7006), (1808, 6355), (2260, 5084), (2480, 4633), (2542, 4520), (3280, 3503)]