19503040

素因数分解:

$2^6\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1033}}^1$

素因数の和:1109

約数の個数: 56

約数和(自身を含む): 47274480

約数和(自身を除く): 27771440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 160, 236, 295, 320, 472, 590, 944, 1033, 1180, 1888, 2066, 2360, 3776, 4132, 4720, 5165, 8264, 9440, 10330, 16528, 18880, 20660, 33056, 41320, 60947, 66112, 82640, 121894, 165280, 243788, 304735, 330560, 487576, 609470, 975152, 1218940, 1950304, 2437880, 3900608, 4875760, 9751520, 19503040]

約数ペア:

[(1, 19503040), (2, 9751520), (4, 4875760), (5, 3900608), (8, 2437880), (10, 1950304), (16, 1218940), (20, 975152), (32, 609470), (40, 487576), (59, 330560), (64, 304735), (80, 243788), (118, 165280), (160, 121894), (236, 82640), (295, 66112), (320, 60947), (472, 41320), (590, 33056), (944, 20660), (1033, 18880), (1180, 16528), (1888, 10330), (2066, 9440), (2360, 8264), (3776, 5165), (4132, 4720)]