43070020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 106868160

約数和(自身を除く): 63798140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 619, 710, 980, 994, 1238, 1420, 1988, 2476, 2485, 3095, 3479, 4333, 4970, 6190, 6958, 8666, 9940, 12380, 13916, 17332, 17395, 21665, 30331, 34790, 43330, 43949, 60662, 69580, 86660, 87898, 121324, 151655, 175796, 219745, 303310, 307643, 439490, 606620, 615286, 878980, 1230572, 1538215, 2153501, 3076430, 4307002, 6152860, 8614004, 10767505, 21535010, 43070020]

約数ペア:

[(1, 43070020), (2, 21535010), (4, 10767505), (5, 8614004), (7, 6152860), (10, 4307002), (14, 3076430), (20, 2153501), (28, 1538215), (35, 1230572), (49, 878980), (70, 615286), (71, 606620), (98, 439490), (140, 307643), (142, 303310), (196, 219745), (245, 175796), (284, 151655), (355, 121324), (490, 87898), (497, 86660), (619, 69580), (710, 60662), (980, 43949), (994, 43330), (1238, 34790), (1420, 30331), (1988, 21665), (2476, 17395), (2485, 17332), (3095, 13916), (3479, 12380), (4333, 9940), (4970, 8666), (6190, 6958)]