210005655560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6739591}}^1$

素因数の和:6739662

約数の個数: 64

約数和(自身を含む): 509513155200

約数和(自身を除く): 299507499640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 6232, 7790, 15580, 31160, 6739591, 13479182, 26958364, 33697955, 53916728, 67395910, 128052229, 134791820, 256104458, 269583640, 276323231, 512208916, 552646462, 640261145, 1024417832, 1105292924, 1280522290, 1381616155, 2210585848, 2561044580, 2763232310, 5122089160, 5250141389, 5526464620, 10500282778, 11052929240, 21000565556, 26250706945, 42001131112, 52501413890, 105002827780, 210005655560]

約数ペア:

[(1, 210005655560), (2, 105002827780), (4, 52501413890), (5, 42001131112), (8, 26250706945), (10, 21000565556), (19, 11052929240), (20, 10500282778), (38, 5526464620), (40, 5250141389), (41, 5122089160), (76, 2763232310), (82, 2561044580), (95, 2210585848), (152, 1381616155), (164, 1280522290), (190, 1105292924), (205, 1024417832), (328, 640261145), (380, 552646462), (410, 512208916), (760, 276323231), (779, 269583640), (820, 256104458), (1558, 134791820), (1640, 128052229), (3116, 67395910), (3895, 53916728), (6232, 33697955), (7790, 26958364), (15580, 13479182), (31160, 6739591)]