23543720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 55969920

約数和(自身を除く): 32426200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 157, 163, 184, 230, 314, 326, 460, 628, 652, 785, 815, 920, 1256, 1304, 1570, 1630, 3140, 3260, 3611, 3749, 6280, 6520, 7222, 7498, 14444, 14996, 18055, 18745, 25591, 28888, 29992, 36110, 37490, 51182, 72220, 74980, 102364, 127955, 144440, 149960, 204728, 255910, 511820, 588593, 1023640, 1177186, 2354372, 2942965, 4708744, 5885930, 11771860, 23543720]

約数ペア:

[(1, 23543720), (2, 11771860), (4, 5885930), (5, 4708744), (8, 2942965), (10, 2354372), (20, 1177186), (23, 1023640), (40, 588593), (46, 511820), (92, 255910), (115, 204728), (157, 149960), (163, 144440), (184, 127955), (230, 102364), (314, 74980), (326, 72220), (460, 51182), (628, 37490), (652, 36110), (785, 29992), (815, 28888), (920, 25591), (1256, 18745), (1304, 18055), (1570, 14996), (1630, 14444), (3140, 7498), (3260, 7222), (3611, 6520), (3749, 6280)]