18430860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6269}}^1$

素因数の和:6295

約数の個数: 72

約数和(自身を含む): 60041520

約数和(自身を除く): 41610660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6269, 12538, 18807, 25076, 31345, 37614, 43883, 62690, 75228, 87766, 94035, 125380, 131649, 175532, 188070, 219415, 263298, 307181, 376140, 438830, 526596, 614362, 658245, 877660, 921543, 1228724, 1316490, 1535905, 1843086, 2632980, 3071810, 3686172, 4607715, 6143620, 9215430, 18430860]

約数ペア:

[(1, 18430860), (2, 9215430), (3, 6143620), (4, 4607715), (5, 3686172), (6, 3071810), (7, 2632980), (10, 1843086), (12, 1535905), (14, 1316490), (15, 1228724), (20, 921543), (21, 877660), (28, 658245), (30, 614362), (35, 526596), (42, 438830), (49, 376140), (60, 307181), (70, 263298), (84, 219415), (98, 188070), (105, 175532), (140, 131649), (147, 125380), (196, 94035), (210, 87766), (245, 75228), (294, 62690), (420, 43883), (490, 37614), (588, 31345), (735, 25076), (980, 18807), (1470, 12538), (2940, 6269)]