2100540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2693}}^1$

素因数の和:2718

約数の個数: 48

約数和(自身を含む): 6336288

約数和(自身を除く): 4235748

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, 2693, 5386, 8079, 10772, 13465, 16158, 26930, 32316, 35009, 40395, 53860, 70018, 80790, 105027, 140036, 161580, 175045, 210054, 350090, 420108, 525135, 700180, 1050270, 2100540]

約数ペア:

[(1, 2100540), (2, 1050270), (3, 700180), (4, 525135), (5, 420108), (6, 350090), (10, 210054), (12, 175045), (13, 161580), (15, 140036), (20, 105027), (26, 80790), (30, 70018), (39, 53860), (52, 40395), (60, 35009), (65, 32316), (78, 26930), (130, 16158), (156, 13465), (195, 10772), (260, 8079), (390, 5386), (780, 2693)]