2019803380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{3449}}^1$

素因数の和:3601

約数の個数: 96

約数和(自身を含む): 5007744000

約数和(自身を除く): 2987940620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 89, 94, 140, 178, 188, 235, 329, 356, 445, 470, 623, 658, 890, 940, 1246, 1316, 1645, 1780, 2492, 3115, 3290, 3449, 4183, 6230, 6580, 6898, 8366, 12460, 13796, 16732, 17245, 20915, 24143, 29281, 34490, 41830, 48286, 58562, 68980, 83660, 96572, 117124, 120715, 146405, 162103, 241430, 292810, 306961, 324206, 482860, 585620, 613922, 648412, 810515, 1134721, 1227844, 1534805, 1621030, 2148727, 2269442, 3069610, 3242060, 4297454, 4538884, 5673605, 6139220, 8594908, 10743635, 11347210, 14427167, 21487270, 22694420, 28854334, 42974540, 57708668, 72135835, 100990169, 144271670, 201980338, 288543340, 403960676, 504950845, 1009901690, 2019803380]

約数ペア:

[(1, 2019803380), (2, 1009901690), (4, 504950845), (5, 403960676), (7, 288543340), (10, 201980338), (14, 144271670), (20, 100990169), (28, 72135835), (35, 57708668), (47, 42974540), (70, 28854334), (89, 22694420), (94, 21487270), (140, 14427167), (178, 11347210), (188, 10743635), (235, 8594908), (329, 6139220), (356, 5673605), (445, 4538884), (470, 4297454), (623, 3242060), (658, 3069610), (890, 2269442), (940, 2148727), (1246, 1621030), (1316, 1534805), (1645, 1227844), (1780, 1134721), (2492, 810515), (3115, 648412), (3290, 613922), (3449, 585620), (4183, 482860), (6230, 324206), (6580, 306961), (6898, 292810), (8366, 241430), (12460, 162103), (13796, 146405), (16732, 120715), (17245, 117124), (20915, 96572), (24143, 83660), (29281, 68980), (34490, 58562), (41830, 48286)]