1320221344

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137983}}^1$

素因数の和:138029

約数の個数: 48

約数和(自身を含む): 2920845312

約数和(自身を除く): 1600623968

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 184, 208, 299, 368, 416, 598, 736, 1196, 2392, 4784, 9568, 137983, 275966, 551932, 1103864, 1793779, 2207728, 3173609, 3587558, 4415456, 6347218, 7175116, 12694436, 14350232, 25388872, 28700464, 41256917, 50777744, 57400928, 82513834, 101555488, 165027668, 330055336, 660110672, 1320221344]

約数ペア:

[(1, 1320221344), (2, 660110672), (4, 330055336), (8, 165027668), (13, 101555488), (16, 82513834), (23, 57400928), (26, 50777744), (32, 41256917), (46, 28700464), (52, 25388872), (92, 14350232), (104, 12694436), (184, 7175116), (208, 6347218), (299, 4415456), (368, 3587558), (416, 3173609), (598, 2207728), (736, 1793779), (1196, 1103864), (2392, 551932), (4784, 275966), (9568, 137983)]