2085194020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163673}}^1$

素因数の和:163709

約数の個数: 72

約数和(自身を含む): 5485697784

約数和(自身を除く): 3400503764

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 163673, 327346, 654692, 818365, 1145711, 1636730, 2127749, 2291422, 3273460, 4255498, 4582844, 5728555, 8019977, 8510996, 10638745, 11457110, 14894243, 16039954, 21277490, 22914220, 29788486, 32079908, 40099885, 42554980, 59576972, 74471215, 80199770, 104259701, 148942430, 160399540, 208519402, 297884860, 417038804, 521298505, 1042597010, 2085194020]

約数ペア:

[(1, 2085194020), (2, 1042597010), (4, 521298505), (5, 417038804), (7, 297884860), (10, 208519402), (13, 160399540), (14, 148942430), (20, 104259701), (26, 80199770), (28, 74471215), (35, 59576972), (49, 42554980), (52, 40099885), (65, 32079908), (70, 29788486), (91, 22914220), (98, 21277490), (130, 16039954), (140, 14894243), (182, 11457110), (196, 10638745), (245, 8510996), (260, 8019977), (364, 5728555), (455, 4582844), (490, 4255498), (637, 3273460), (910, 2291422), (980, 2127749), (1274, 1636730), (1820, 1145711), (2548, 818365), (3185, 654692), (6370, 327346), (12740, 163673)]