20345033640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7371389}}^1$

素因数の和:7371426

約数の個数: 64

約数和(自身を含む): 63688809600

約数和(自身を除く): 43343775960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 7371389, 14742778, 22114167, 29485556, 36856945, 44228334, 58971112, 73713890, 88456668, 110570835, 147427780, 169541947, 176913336, 221141670, 294855560, 339083894, 442283340, 508625841, 678167788, 847709735, 884566680, 1017251682, 1356335576, 1695419470, 2034503364, 2543129205, 3390838940, 4069006728, 5086258410, 6781677880, 10172516820, 20345033640]

約数ペア:

[(1, 20345033640), (2, 10172516820), (3, 6781677880), (4, 5086258410), (5, 4069006728), (6, 3390838940), (8, 2543129205), (10, 2034503364), (12, 1695419470), (15, 1356335576), (20, 1017251682), (23, 884566680), (24, 847709735), (30, 678167788), (40, 508625841), (46, 442283340), (60, 339083894), (69, 294855560), (92, 221141670), (115, 176913336), (120, 169541947), (138, 147427780), (184, 110570835), (230, 88456668), (276, 73713890), (345, 58971112), (460, 44228334), (552, 36856945), (690, 29485556), (920, 22114167), (1380, 14742778), (2760, 7371389)]