2705720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 6765120

約数和(自身を除く): 4059400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 173, 184, 230, 340, 346, 391, 460, 680, 692, 782, 865, 920, 1384, 1564, 1730, 1955, 2941, 3128, 3460, 3910, 3979, 5882, 6920, 7820, 7958, 11764, 14705, 15640, 15916, 19895, 23528, 29410, 31832, 39790, 58820, 67643, 79580, 117640, 135286, 159160, 270572, 338215, 541144, 676430, 1352860, 2705720]

約数ペア:

[(1, 2705720), (2, 1352860), (4, 676430), (5, 541144), (8, 338215), (10, 270572), (17, 159160), (20, 135286), (23, 117640), (34, 79580), (40, 67643), (46, 58820), (68, 39790), (85, 31832), (92, 29410), (115, 23528), (136, 19895), (170, 15916), (173, 15640), (184, 14705), (230, 11764), (340, 7958), (346, 7820), (391, 6920), (460, 5882), (680, 3979), (692, 3910), (782, 3460), (865, 3128), (920, 2941), (1384, 1955), (1564, 1730)]