40781910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1973}}^1$

素因数の和:2049

約数の個数: 64

約数和(自身を含む): 107448768

約数和(自身を除く): 66666858

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 78, 106, 130, 159, 195, 265, 318, 390, 530, 689, 795, 1378, 1590, 1973, 2067, 3445, 3946, 4134, 5919, 6890, 9865, 10335, 11838, 19730, 20670, 25649, 29595, 51298, 59190, 76947, 104569, 128245, 153894, 209138, 256490, 313707, 384735, 522845, 627414, 769470, 1045690, 1359397, 1568535, 2718794, 3137070, 4078191, 6796985, 8156382, 13593970, 20390955, 40781910]

約数ペア:

[(1, 40781910), (2, 20390955), (3, 13593970), (5, 8156382), (6, 6796985), (10, 4078191), (13, 3137070), (15, 2718794), (26, 1568535), (30, 1359397), (39, 1045690), (53, 769470), (65, 627414), (78, 522845), (106, 384735), (130, 313707), (159, 256490), (195, 209138), (265, 153894), (318, 128245), (390, 104569), (530, 76947), (689, 59190), (795, 51298), (1378, 29595), (1590, 25649), (1973, 20670), (2067, 19730), (3445, 11838), (3946, 10335), (4134, 9865), (5919, 6890)]