3855540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4943}}^1$

素因数の和:4968

約数の個数: 48

約数和(自身を含む): 11628288

約数和(自身を除く): 7772748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 4943, 9886, 14829, 19772, 24715, 29658, 49430, 59316, 64259, 74145, 98860, 128518, 148290, 192777, 257036, 296580, 321295, 385554, 642590, 771108, 963885, 1285180, 1927770, 3855540]

約数ペア:

[(1, 3855540), (2, 1927770), (3, 1285180), (4, 963885), (5, 771108), (6, 642590), (10, 385554), (12, 321295), (13, 296580), (15, 257036), (20, 192777), (26, 148290), (30, 128518), (39, 98860), (52, 74145), (60, 64259), (65, 59316), (78, 49430), (130, 29658), (156, 24715), (195, 19772), (260, 14829), (390, 9886), (780, 4943)]