20865450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{1231}}^1$

素因数の和:1359

約数の個数: 48

約数和(自身を含む): 52246656

約数和(自身を除く): 31381206

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 113, 150, 226, 339, 565, 678, 1130, 1231, 1695, 2462, 2825, 3390, 3693, 5650, 6155, 7386, 8475, 12310, 16950, 18465, 30775, 36930, 61550, 92325, 139103, 184650, 278206, 417309, 695515, 834618, 1391030, 2086545, 3477575, 4173090, 6955150, 10432725, 20865450]

約数ペア:

[(1, 20865450), (2, 10432725), (3, 6955150), (5, 4173090), (6, 3477575), (10, 2086545), (15, 1391030), (25, 834618), (30, 695515), (50, 417309), (75, 278206), (113, 184650), (150, 139103), (226, 92325), (339, 61550), (565, 36930), (678, 30775), (1130, 18465), (1231, 16950), (1695, 12310), (2462, 8475), (2825, 7386), (3390, 6155), (3693, 5650)]