1861877360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107251}}^1$

素因数の和:107302

約数の個数: 80

約数和(自身を含む): 5106911232

約数和(自身を除く): 3245033872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 107251, 214502, 429004, 536255, 750757, 858008, 1072510, 1501514, 1716016, 2145020, 3003028, 3324781, 3753785, 4290040, 6006056, 6649562, 7507570, 8580080, 12012112, 13299124, 15015140, 16623905, 23273467, 26598248, 30030280, 33247810, 46546934, 53196496, 60060560, 66495620, 93093868, 116367335, 132991240, 186187736, 232734670, 265982480, 372375472, 465469340, 930938680, 1861877360]

約数ペア:

[(1, 1861877360), (2, 930938680), (4, 465469340), (5, 372375472), (7, 265982480), (8, 232734670), (10, 186187736), (14, 132991240), (16, 116367335), (20, 93093868), (28, 66495620), (31, 60060560), (35, 53196496), (40, 46546934), (56, 33247810), (62, 30030280), (70, 26598248), (80, 23273467), (112, 16623905), (124, 15015140), (140, 13299124), (155, 12012112), (217, 8580080), (248, 7507570), (280, 6649562), (310, 6006056), (434, 4290040), (496, 3753785), (560, 3324781), (620, 3003028), (868, 2145020), (1085, 1716016), (1240, 1501514), (1736, 1072510), (2170, 858008), (2480, 750757), (3472, 536255), (4340, 429004), (8680, 214502), (17360, 107251)]