20573007120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28573621}}^1$

素因数の和:28573640

約数の個数: 60

約数和(自身を含む): 69091017996

約数和(自身を除く): 48518010876

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28573621, 57147242, 85720863, 114294484, 142868105, 171441726, 228588968, 257162589, 285736210, 342883452, 428604315, 457177936, 514325178, 571472420, 685766904, 857208630, 1028650356, 1142944840, 1285812945, 1371533808, 1714417260, 2057300712, 2285889680, 2571625890, 3428834520, 4114601424, 5143251780, 6857669040, 10286503560, 20573007120]

約数ペア:

[(1, 20573007120), (2, 10286503560), (3, 6857669040), (4, 5143251780), (5, 4114601424), (6, 3428834520), (8, 2571625890), (9, 2285889680), (10, 2057300712), (12, 1714417260), (15, 1371533808), (16, 1285812945), (18, 1142944840), (20, 1028650356), (24, 857208630), (30, 685766904), (36, 571472420), (40, 514325178), (45, 457177936), (48, 428604315), (60, 342883452), (72, 285736210), (80, 257162589), (90, 228588968), (120, 171441726), (144, 142868105), (180, 114294484), (240, 85720863), (360, 57147242), (720, 28573621)]