401766040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{1613}}^1$

素因数の和:2116

約数の個数: 64

約数和(自身を含む): 976147200

約数和(自身を除く): 574381160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 479, 520, 958, 1613, 1916, 2395, 3226, 3832, 4790, 6227, 6452, 8065, 9580, 12454, 12904, 16130, 19160, 20969, 24908, 31135, 32260, 41938, 49816, 62270, 64520, 83876, 104845, 124540, 167752, 209690, 249080, 419380, 772627, 838760, 1545254, 3090508, 3863135, 6181016, 7726270, 10044151, 15452540, 20088302, 30905080, 40176604, 50220755, 80353208, 100441510, 200883020, 401766040]

約数ペア:

[(1, 401766040), (2, 200883020), (4, 100441510), (5, 80353208), (8, 50220755), (10, 40176604), (13, 30905080), (20, 20088302), (26, 15452540), (40, 10044151), (52, 7726270), (65, 6181016), (104, 3863135), (130, 3090508), (260, 1545254), (479, 838760), (520, 772627), (958, 419380), (1613, 249080), (1916, 209690), (2395, 167752), (3226, 124540), (3832, 104845), (4790, 83876), (6227, 64520), (6452, 62270), (8065, 49816), (9580, 41938), (12454, 32260), (12904, 31135), (16130, 24908), (19160, 20969)]