8199643340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{194581}}^1$

素因数の和:194647

約数の個数: 72

約数和(自身を含む): 20496489552

約数和(自身を除く): 12296846212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 6020, 8428, 10535, 21070, 42140, 194581, 389162, 778324, 972905, 1362067, 1945810, 2724134, 3891620, 5448268, 6810335, 8366983, 9534469, 13620670, 16733966, 19068938, 27241340, 33467932, 38137876, 41834915, 47672345, 58568881, 83669830, 95344690, 117137762, 167339660, 190689380, 234275524, 292844405, 409982167, 585688810, 819964334, 1171377620, 1639928668, 2049910835, 4099821670, 8199643340]

約数ペア:

[(1, 8199643340), (2, 4099821670), (4, 2049910835), (5, 1639928668), (7, 1171377620), (10, 819964334), (14, 585688810), (20, 409982167), (28, 292844405), (35, 234275524), (43, 190689380), (49, 167339660), (70, 117137762), (86, 95344690), (98, 83669830), (140, 58568881), (172, 47672345), (196, 41834915), (215, 38137876), (245, 33467932), (301, 27241340), (430, 19068938), (490, 16733966), (602, 13620670), (860, 9534469), (980, 8366983), (1204, 6810335), (1505, 5448268), (2107, 3891620), (3010, 2724134), (4214, 1945810), (6020, 1362067), (8428, 972905), (10535, 778324), (21070, 389162), (42140, 194581)]