873429440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209959}}^1$

素因数の和:209989

約数の個数: 56

約数和(自身を含む): 2239853280

約数和(自身を除く): 1366423840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 209959, 419918, 839836, 1049795, 1679672, 2099590, 2729467, 3359344, 4199180, 5458934, 6718688, 8398360, 10917868, 13437376, 13647335, 16796720, 21835736, 27294670, 33593440, 43671472, 54589340, 67186880, 87342944, 109178680, 174685888, 218357360, 436714720, 873429440]

約数ペア:

[(1, 873429440), (2, 436714720), (4, 218357360), (5, 174685888), (8, 109178680), (10, 87342944), (13, 67186880), (16, 54589340), (20, 43671472), (26, 33593440), (32, 27294670), (40, 21835736), (52, 16796720), (64, 13647335), (65, 13437376), (80, 10917868), (104, 8398360), (130, 6718688), (160, 5458934), (208, 4199180), (260, 3359344), (320, 2729467), (416, 2099590), (520, 1679672), (832, 1049795), (1040, 839836), (2080, 419918), (4160, 209959)]