20573601720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24492383}}^1$

素因数の和:24492404

約数の個数: 64

約数和(自身を含む): 70538065920

約数和(自身を除く): 49964464200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 24492383, 48984766, 73477149, 97969532, 122461915, 146954298, 171446681, 195939064, 244923830, 293908596, 342893362, 367385745, 489847660, 514340043, 587817192, 685786724, 734771490, 857233405, 979695320, 1028680086, 1371573448, 1469542980, 1714466810, 2057360172, 2571700215, 2939085960, 3428933620, 4114720344, 5143400430, 6857867240, 10286800860, 20573601720]

約数ペア:

[(1, 20573601720), (2, 10286800860), (3, 6857867240), (4, 5143400430), (5, 4114720344), (6, 3428933620), (7, 2939085960), (8, 2571700215), (10, 2057360172), (12, 1714466810), (14, 1469542980), (15, 1371573448), (20, 1028680086), (21, 979695320), (24, 857233405), (28, 734771490), (30, 685786724), (35, 587817192), (40, 514340043), (42, 489847660), (56, 367385745), (60, 342893362), (70, 293908596), (84, 244923830), (105, 195939064), (120, 171446681), (140, 146954298), (168, 122461915), (210, 97969532), (280, 73477149), (420, 48984766), (840, 24492383)]