2019460040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{8969}}^1$

素因数の和:9426

約数の個数: 64

約数和(自身を含む): 4905154800

約数和(自身を除く): 2885694760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 433, 520, 866, 1732, 2165, 3464, 4330, 5629, 8660, 8969, 11258, 17320, 17938, 22516, 28145, 35876, 44845, 45032, 56290, 71752, 89690, 112580, 116597, 179380, 225160, 233194, 358760, 466388, 582985, 932776, 1165970, 2331940, 3883577, 4663880, 7767154, 15534308, 19417885, 31068616, 38835770, 50486501, 77671540, 100973002, 155343080, 201946004, 252432505, 403892008, 504865010, 1009730020, 2019460040]

約数ペア:

[(1, 2019460040), (2, 1009730020), (4, 504865010), (5, 403892008), (8, 252432505), (10, 201946004), (13, 155343080), (20, 100973002), (26, 77671540), (40, 50486501), (52, 38835770), (65, 31068616), (104, 19417885), (130, 15534308), (260, 7767154), (433, 4663880), (520, 3883577), (866, 2331940), (1732, 1165970), (2165, 932776), (3464, 582985), (4330, 466388), (5629, 358760), (8660, 233194), (8969, 225160), (11258, 179380), (17320, 116597), (17938, 112580), (22516, 89690), (28145, 71752), (35876, 56290), (44845, 45032)]