15454140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19813}}^1$

素因数の和:19838

約数の個数: 48

約数和(自身を含む): 46602528

約数和(自身を除く): 31148388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 19813, 39626, 59439, 79252, 99065, 118878, 198130, 237756, 257569, 297195, 396260, 515138, 594390, 772707, 1030276, 1188780, 1287845, 1545414, 2575690, 3090828, 3863535, 5151380, 7727070, 15454140]

約数ペア:

[(1, 15454140), (2, 7727070), (3, 5151380), (4, 3863535), (5, 3090828), (6, 2575690), (10, 1545414), (12, 1287845), (13, 1188780), (15, 1030276), (20, 772707), (26, 594390), (30, 515138), (39, 396260), (52, 297195), (60, 257569), (65, 237756), (78, 198130), (130, 118878), (156, 99065), (195, 79252), (260, 59439), (390, 39626), (780, 19813)]