1423950440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2399}}^1$

素因数の和:2511

約数の個数: 128

約数和(自身を含む): 3732480000

約数和(自身を除く): 2308529560

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 71, 76, 88, 95, 110, 142, 152, 190, 209, 220, 284, 355, 380, 418, 440, 568, 710, 760, 781, 836, 1045, 1349, 1420, 1562, 1672, 2090, 2399, 2698, 2840, 3124, 3905, 4180, 4798, 5396, 6248, 6745, 7810, 8360, 9596, 10792, 11995, 13490, 14839, 15620, 19192, 23990, 26389, 26980, 29678, 31240, 45581, 47980, 52778, 53960, 59356, 74195, 91162, 95960, 105556, 118712, 131945, 148390, 170329, 182324, 211112, 227905, 263890, 296780, 340658, 364648, 455810, 501391, 527780, 593560, 681316, 851645, 911620, 1002782, 1055560, 1362632, 1703290, 1823240, 1873619, 2005564, 2506955, 3236251, 3406580, 3747238, 4011128, 5013910, 6472502, 6813160, 7494476, 9368095, 10027820, 12945004, 14988952, 16181255, 18736190, 20055640, 25890008, 32362510, 35598761, 37472380, 64725020, 71197522, 74944760, 129450040, 142395044, 177993805, 284790088, 355987610, 711975220, 1423950440]

約数ペア:

[(1, 1423950440), (2, 711975220), (4, 355987610), (5, 284790088), (8, 177993805), (10, 142395044), (11, 129450040), (19, 74944760), (20, 71197522), (22, 64725020), (38, 37472380), (40, 35598761), (44, 32362510), (55, 25890008), (71, 20055640), (76, 18736190), (88, 16181255), (95, 14988952), (110, 12945004), (142, 10027820), (152, 9368095), (190, 7494476), (209, 6813160), (220, 6472502), (284, 5013910), (355, 4011128), (380, 3747238), (418, 3406580), (440, 3236251), (568, 2506955), (710, 2005564), (760, 1873619), (781, 1823240), (836, 1703290), (1045, 1362632), (1349, 1055560), (1420, 1002782), (1562, 911620), (1672, 851645), (2090, 681316), (2399, 593560), (2698, 527780), (2840, 501391), (3124, 455810), (3905, 364648), (4180, 340658), (4798, 296780), (5396, 263890), (6248, 227905), (6745, 211112), (7810, 182324), (8360, 170329), (9596, 148390), (10792, 131945), (11995, 118712), (13490, 105556), (14839, 95960), (15620, 91162), (19192, 74195), (23990, 59356), (26389, 53960), (26980, 52778), (29678, 47980), (31240, 45581)]