13818640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:448

約数の個数: 80

約数和(自身を含む): 35997696

約数和(自身を除く): 22179056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 383, 410, 440, 451, 656, 766, 820, 880, 902, 1532, 1640, 1804, 1915, 2255, 3064, 3280, 3608, 3830, 4213, 4510, 6128, 7216, 7660, 8426, 9020, 15320, 15703, 16852, 18040, 21065, 30640, 31406, 33704, 36080, 42130, 62812, 67408, 78515, 84260, 125624, 157030, 168520, 172733, 251248, 314060, 337040, 345466, 628120, 690932, 863665, 1256240, 1381864, 1727330, 2763728, 3454660, 6909320, 13818640]

約数ペア:

[(1, 13818640), (2, 6909320), (4, 3454660), (5, 2763728), (8, 1727330), (10, 1381864), (11, 1256240), (16, 863665), (20, 690932), (22, 628120), (40, 345466), (41, 337040), (44, 314060), (55, 251248), (80, 172733), (82, 168520), (88, 157030), (110, 125624), (164, 84260), (176, 78515), (205, 67408), (220, 62812), (328, 42130), (383, 36080), (410, 33704), (440, 31406), (451, 30640), (656, 21065), (766, 18040), (820, 16852), (880, 15703), (902, 15320), (1532, 9020), (1640, 8426), (1804, 7660), (1915, 7216), (2255, 6128), (3064, 4510), (3280, 4213), (3608, 3830)]