23421720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{27883}}^1$

素因数の和:27904

約数の個数: 64

約数和(自身を含む): 80305920

約数和(自身を除く): 56884200

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, 27883, 55766, 83649, 111532, 139415, 167298, 195181, 223064, 278830, 334596, 390362, 418245, 557660, 585543, 669192, 780724, 836490, 975905, 1115320, 1171086, 1561448, 1672980, 1951810, 2342172, 2927715, 3345960, 3903620, 4684344, 5855430, 7807240, 11710860, 23421720]

約数ペア:

[(1, 23421720), (2, 11710860), (3, 7807240), (4, 5855430), (5, 4684344), (6, 3903620), (7, 3345960), (8, 2927715), (10, 2342172), (12, 1951810), (14, 1672980), (15, 1561448), (20, 1171086), (21, 1115320), (24, 975905), (28, 836490), (30, 780724), (35, 669192), (40, 585543), (42, 557660), (56, 418245), (60, 390362), (70, 334596), (84, 278830), (105, 223064), (120, 195181), (140, 167298), (168, 139415), (210, 111532), (280, 83649), (420, 55766), (840, 27883)]