20346513220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{15139}}^1$

素因数の和:15349

約数の個数: 96

約数和(自身を含む): 48072528000

約数和(自身を除く): 27726014780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 149, 164, 205, 220, 298, 410, 451, 596, 745, 820, 902, 1490, 1639, 1804, 2255, 2980, 3278, 4510, 6109, 6556, 8195, 9020, 12218, 15139, 16390, 24436, 30278, 30545, 32780, 60556, 61090, 67199, 75695, 122180, 134398, 151390, 166529, 268796, 302780, 333058, 335995, 620699, 666116, 671990, 832645, 1241398, 1343980, 1665290, 2255711, 2482796, 3103495, 3330580, 4511422, 6206990, 6827689, 9022844, 11278555, 12413980, 13655378, 22557110, 24812821, 27310756, 34138445, 45114220, 49625642, 68276890, 92484151, 99251284, 124064105, 136553780, 184968302, 248128210, 369936604, 462420755, 496256420, 924841510, 1017325661, 1849683020, 2034651322, 4069302644, 5086628305, 10173256610, 20346513220]

約数ペア:

[(1, 20346513220), (2, 10173256610), (4, 5086628305), (5, 4069302644), (10, 2034651322), (11, 1849683020), (20, 1017325661), (22, 924841510), (41, 496256420), (44, 462420755), (55, 369936604), (82, 248128210), (110, 184968302), (149, 136553780), (164, 124064105), (205, 99251284), (220, 92484151), (298, 68276890), (410, 49625642), (451, 45114220), (596, 34138445), (745, 27310756), (820, 24812821), (902, 22557110), (1490, 13655378), (1639, 12413980), (1804, 11278555), (2255, 9022844), (2980, 6827689), (3278, 6206990), (4510, 4511422), (6109, 3330580), (6556, 3103495), (8195, 2482796), (9020, 2255711), (12218, 1665290), (15139, 1343980), (16390, 1241398), (24436, 832645), (30278, 671990), (30545, 666116), (32780, 620699), (60556, 335995), (61090, 333058), (67199, 302780), (75695, 268796), (122180, 166529), (134398, 151390)]