1739720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 4285440

約数和(自身を除く): 2545720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 61, 62, 92, 115, 122, 124, 155, 184, 230, 244, 248, 305, 310, 460, 488, 610, 620, 713, 920, 1220, 1240, 1403, 1426, 1891, 2440, 2806, 2852, 3565, 3782, 5612, 5704, 7015, 7130, 7564, 9455, 11224, 14030, 14260, 15128, 18910, 28060, 28520, 37820, 43493, 56120, 75640, 86986, 173972, 217465, 347944, 434930, 869860, 1739720]

約数ペア:

[(1, 1739720), (2, 869860), (4, 434930), (5, 347944), (8, 217465), (10, 173972), (20, 86986), (23, 75640), (31, 56120), (40, 43493), (46, 37820), (61, 28520), (62, 28060), (92, 18910), (115, 15128), (122, 14260), (124, 14030), (155, 11224), (184, 9455), (230, 7564), (244, 7130), (248, 7015), (305, 5704), (310, 5612), (460, 3782), (488, 3565), (610, 2852), (620, 2806), (713, 2440), (920, 1891), (1220, 1426), (1240, 1403)]