201967960

素因数分解:

$2^3\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{3391}}^1$

素因数の和:4891

約数の個数: 32

約数和(自身を含む): 454867200

約数和(自身を除く): 252899240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1489, 2978, 3391, 5956, 6782, 7445, 11912, 13564, 14890, 16955, 27128, 29780, 33910, 59560, 67820, 135640, 5049199, 10098398, 20196796, 25245995, 40393592, 50491990, 100983980, 201967960]

約数ペア:

[(1, 201967960), (2, 100983980), (4, 50491990), (5, 40393592), (8, 25245995), (10, 20196796), (20, 10098398), (40, 5049199), (1489, 135640), (2978, 67820), (3391, 59560), (5956, 33910), (6782, 29780), (7445, 27128), (11912, 16955), (13564, 14890)]