19582680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12553}}^1$

素因数の和:12580

約数の個数: 64

約数和(自身を含む): 63272160

約数和(自身を除く): 43689480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 12553, 25106, 37659, 50212, 62765, 75318, 100424, 125530, 150636, 163189, 188295, 251060, 301272, 326378, 376590, 489567, 502120, 652756, 753180, 815945, 979134, 1305512, 1506360, 1631890, 1958268, 2447835, 3263780, 3916536, 4895670, 6527560, 9791340, 19582680]

約数ペア:

[(1, 19582680), (2, 9791340), (3, 6527560), (4, 4895670), (5, 3916536), (6, 3263780), (8, 2447835), (10, 1958268), (12, 1631890), (13, 1506360), (15, 1305512), (20, 979134), (24, 815945), (26, 753180), (30, 652756), (39, 502120), (40, 489567), (52, 376590), (60, 326378), (65, 301272), (78, 251060), (104, 188295), (120, 163189), (130, 150636), (156, 125530), (195, 100424), (260, 75318), (312, 62765), (390, 50212), (520, 37659), (780, 25106), (1560, 12553)]