4205320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 11301120

約数和(自身を除く): 7095800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 653, 805, 920, 1288, 1306, 1610, 2612, 3220, 3265, 4571, 5224, 6440, 6530, 9142, 13060, 15019, 18284, 22855, 26120, 30038, 36568, 45710, 60076, 75095, 91420, 105133, 120152, 150190, 182840, 210266, 300380, 420532, 525665, 600760, 841064, 1051330, 2102660, 4205320]

約数ペア:

[(1, 4205320), (2, 2102660), (4, 1051330), (5, 841064), (7, 600760), (8, 525665), (10, 420532), (14, 300380), (20, 210266), (23, 182840), (28, 150190), (35, 120152), (40, 105133), (46, 91420), (56, 75095), (70, 60076), (92, 45710), (115, 36568), (140, 30038), (161, 26120), (184, 22855), (230, 18284), (280, 15019), (322, 13060), (460, 9142), (644, 6530), (653, 6440), (805, 5224), (920, 4571), (1288, 3265), (1306, 3220), (1610, 2612)]