15409940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8467}}^1$

素因数の和:8496

約数の個数: 48

約数和(自身を含む): 39833472

約数和(自身を除く): 24423532

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 8467, 16934, 33868, 42335, 59269, 84670, 110071, 118538, 169340, 220142, 237076, 296345, 440284, 550355, 592690, 770497, 1100710, 1185380, 1540994, 2201420, 3081988, 3852485, 7704970, 15409940]

約数ペア:

[(1, 15409940), (2, 7704970), (4, 3852485), (5, 3081988), (7, 2201420), (10, 1540994), (13, 1185380), (14, 1100710), (20, 770497), (26, 592690), (28, 550355), (35, 440284), (52, 296345), (65, 237076), (70, 220142), (91, 169340), (130, 118538), (140, 110071), (182, 84670), (260, 59269), (364, 42335), (455, 33868), (910, 16934), (1820, 8467)]