384201220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{577}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 879616584

約数和(自身を除く): 495415364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 197, 260, 338, 394, 577, 676, 788, 845, 985, 1154, 1690, 1970, 2308, 2561, 2885, 3380, 3940, 5122, 5770, 7501, 10244, 11540, 12805, 15002, 25610, 30004, 33293, 37505, 51220, 66586, 75010, 97513, 113669, 133172, 150020, 166465, 195026, 227338, 332930, 390052, 454676, 487565, 568345, 665860, 975130, 1136690, 1477697, 1950260, 2273380, 2955394, 5910788, 7388485, 14776970, 19210061, 29553940, 38420122, 76840244, 96050305, 192100610, 384201220]

約数ペア:

[(1, 384201220), (2, 192100610), (4, 96050305), (5, 76840244), (10, 38420122), (13, 29553940), (20, 19210061), (26, 14776970), (52, 7388485), (65, 5910788), (130, 2955394), (169, 2273380), (197, 1950260), (260, 1477697), (338, 1136690), (394, 975130), (577, 665860), (676, 568345), (788, 487565), (845, 454676), (985, 390052), (1154, 332930), (1690, 227338), (1970, 195026), (2308, 166465), (2561, 150020), (2885, 133172), (3380, 113669), (3940, 97513), (5122, 75010), (5770, 66586), (7501, 51220), (10244, 37505), (11540, 33293), (12805, 30004), (15002, 25610)]