11211720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7187}}^1$

素因数の和:7214

約数の個数: 64

約数和(自身を含む): 36227520

約数和(自身を除く): 25015800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 7187, 14374, 21561, 28748, 35935, 43122, 57496, 71870, 86244, 93431, 107805, 143740, 172488, 186862, 215610, 280293, 287480, 373724, 431220, 467155, 560586, 747448, 862440, 934310, 1121172, 1401465, 1868620, 2242344, 2802930, 3737240, 5605860, 11211720]

約数ペア:

[(1, 11211720), (2, 5605860), (3, 3737240), (4, 2802930), (5, 2242344), (6, 1868620), (8, 1401465), (10, 1121172), (12, 934310), (13, 862440), (15, 747448), (20, 560586), (24, 467155), (26, 431220), (30, 373724), (39, 287480), (40, 280293), (52, 215610), (60, 186862), (65, 172488), (78, 143740), (104, 107805), (120, 93431), (130, 86244), (156, 71870), (195, 57496), (260, 43122), (312, 35935), (390, 28748), (520, 21561), (780, 14374), (1560, 7187)]