1520444980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{631}}^1$

素因数の和:1049

約数の個数: 96

約数和(自身を含む): 3573884160

約数和(自身を除く): 2053439180

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 373, 380, 631, 646, 746, 1262, 1292, 1492, 1615, 1865, 2524, 3155, 3230, 3730, 6310, 6341, 6460, 7087, 7460, 10727, 11989, 12620, 12682, 14174, 21454, 23978, 25364, 28348, 31705, 35435, 42908, 47956, 53635, 59945, 63410, 70870, 107270, 119890, 120479, 126820, 141740, 203813, 214540, 235363, 239780, 240958, 407626, 470726, 481916, 602395, 815252, 941452, 1019065, 1176815, 1204790, 2038130, 2353630, 2409580, 4001171, 4076260, 4471897, 4707260, 8002342, 8943794, 16004684, 17887588, 20005855, 22359485, 40011710, 44718970, 76022249, 80023420, 89437940, 152044498, 304088996, 380111245, 760222490, 1520444980]

約数ペア:

[(1, 1520444980), (2, 760222490), (4, 380111245), (5, 304088996), (10, 152044498), (17, 89437940), (19, 80023420), (20, 76022249), (34, 44718970), (38, 40011710), (68, 22359485), (76, 20005855), (85, 17887588), (95, 16004684), (170, 8943794), (190, 8002342), (323, 4707260), (340, 4471897), (373, 4076260), (380, 4001171), (631, 2409580), (646, 2353630), (746, 2038130), (1262, 1204790), (1292, 1176815), (1492, 1019065), (1615, 941452), (1865, 815252), (2524, 602395), (3155, 481916), (3230, 470726), (3730, 407626), (6310, 240958), (6341, 239780), (6460, 235363), (7087, 214540), (7460, 203813), (10727, 141740), (11989, 126820), (12620, 120479), (12682, 119890), (14174, 107270), (21454, 70870), (23978, 63410), (25364, 59945), (28348, 53635), (31705, 47956), (35435, 42908)]