1918101720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{15984181}}^1$

素因数の和:15984195

約数の個数: 32

約数和(自身を含む): 5754305520

約数和(自身を除く): 3836203800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 15984181, 31968362, 47952543, 63936724, 79920905, 95905086, 127873448, 159841810, 191810172, 239762715, 319683620, 383620344, 479525430, 639367240, 959050860, 1918101720]

約数ペア:

[(1, 1918101720), (2, 959050860), (3, 639367240), (4, 479525430), (5, 383620344), (6, 319683620), (8, 239762715), (10, 191810172), (12, 159841810), (15, 127873448), (20, 95905086), (24, 79920905), (30, 63936724), (40, 47952543), (60, 31968362), (120, 15984181)]