6861820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2131}}^1$

素因数の和:2170

約数の個数: 48

約数和(自身を含む): 17192448

約数和(自身を除く): 10330628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 2131, 3220, 4262, 8524, 10655, 14917, 21310, 29834, 42620, 49013, 59668, 74585, 98026, 149170, 196052, 245065, 298340, 343091, 490130, 686182, 980260, 1372364, 1715455, 3430910, 6861820]

約数ペア:

[(1, 6861820), (2, 3430910), (4, 1715455), (5, 1372364), (7, 980260), (10, 686182), (14, 490130), (20, 343091), (23, 298340), (28, 245065), (35, 196052), (46, 149170), (70, 98026), (92, 74585), (115, 59668), (140, 49013), (161, 42620), (230, 29834), (322, 21310), (460, 14917), (644, 10655), (805, 8524), (1610, 4262), (2131, 3220)]