4567780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 11491200

約数和(自身を除く): 6923420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 79, 98, 118, 140, 158, 196, 236, 245, 295, 316, 395, 413, 490, 553, 590, 790, 826, 980, 1106, 1180, 1580, 1652, 2065, 2212, 2765, 2891, 3871, 4130, 4661, 5530, 5782, 7742, 8260, 9322, 11060, 11564, 14455, 15484, 18644, 19355, 23305, 28910, 32627, 38710, 46610, 57820, 65254, 77420, 93220, 130508, 163135, 228389, 326270, 456778, 652540, 913556, 1141945, 2283890, 4567780]

約数ペア:

[(1, 4567780), (2, 2283890), (4, 1141945), (5, 913556), (7, 652540), (10, 456778), (14, 326270), (20, 228389), (28, 163135), (35, 130508), (49, 93220), (59, 77420), (70, 65254), (79, 57820), (98, 46610), (118, 38710), (140, 32627), (158, 28910), (196, 23305), (236, 19355), (245, 18644), (295, 15484), (316, 14455), (395, 11564), (413, 11060), (490, 9322), (553, 8260), (590, 7742), (790, 5782), (826, 5530), (980, 4661), (1106, 4130), (1180, 3871), (1580, 2891), (1652, 2765), (2065, 2212)]