2243460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 6350400

約数和(自身を除く): 4106940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 269, 278, 417, 538, 556, 695, 807, 834, 1076, 1345, 1390, 1614, 1668, 2085, 2690, 2780, 3228, 4035, 4170, 5380, 8070, 8340, 16140, 37391, 74782, 112173, 149564, 186955, 224346, 373910, 448692, 560865, 747820, 1121730, 2243460]

約数ペア:

[(1, 2243460), (2, 1121730), (3, 747820), (4, 560865), (5, 448692), (6, 373910), (10, 224346), (12, 186955), (15, 149564), (20, 112173), (30, 74782), (60, 37391), (139, 16140), (269, 8340), (278, 8070), (417, 5380), (538, 4170), (556, 4035), (695, 3228), (807, 2780), (834, 2690), (1076, 2085), (1345, 1668), (1390, 1614)]