132456220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{26813}}^1$

素因数の和:26854

約数の個数: 48

約数和(自身を含む): 315332640

約数和(自身を除く): 182876420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 26813, 53626, 107252, 134065, 268130, 348569, 509447, 536260, 697138, 1018894, 1394276, 1742845, 2037788, 2547235, 3485690, 5094470, 6622811, 6971380, 10188940, 13245622, 26491244, 33114055, 66228110, 132456220]

約数ペア:

[(1, 132456220), (2, 66228110), (4, 33114055), (5, 26491244), (10, 13245622), (13, 10188940), (19, 6971380), (20, 6622811), (26, 5094470), (38, 3485690), (52, 2547235), (65, 2037788), (76, 1742845), (95, 1394276), (130, 1018894), (190, 697138), (247, 536260), (260, 509447), (380, 348569), (494, 268130), (988, 134065), (1235, 107252), (2470, 53626), (4940, 26813)]