20074340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7019}}^1$

素因数の和:7052

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 29458780

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 7019, 14038, 28076, 35095, 70190, 77209, 91247, 140380, 154418, 182494, 308836, 364988, 386045, 456235, 772090, 912470, 1003717, 1544180, 1824940, 2007434, 4014868, 5018585, 10037170, 20074340]

約数ペア:

[(1, 20074340), (2, 10037170), (4, 5018585), (5, 4014868), (10, 2007434), (11, 1824940), (13, 1544180), (20, 1003717), (22, 912470), (26, 772090), (44, 456235), (52, 386045), (55, 364988), (65, 308836), (110, 182494), (130, 154418), (143, 140380), (220, 91247), (260, 77209), (286, 70190), (572, 35095), (715, 28076), (1430, 14038), (2860, 7019)]