42654560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20507}}^1$

素因数の和:20535

約数の個数: 48

約数和(自身を含む): 108528336

約数和(自身を除く): 65873776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 20507, 41014, 82028, 102535, 164056, 205070, 266591, 328112, 410140, 533182, 656224, 820280, 1066364, 1332955, 1640560, 2132728, 2665910, 3281120, 4265456, 5331820, 8530912, 10663640, 21327280, 42654560]

約数ペア:

[(1, 42654560), (2, 21327280), (4, 10663640), (5, 8530912), (8, 5331820), (10, 4265456), (13, 3281120), (16, 2665910), (20, 2132728), (26, 1640560), (32, 1332955), (40, 1066364), (52, 820280), (65, 656224), (80, 533182), (104, 410140), (130, 328112), (160, 266591), (208, 205070), (260, 164056), (416, 102535), (520, 82028), (1040, 41014), (2080, 20507)]