20105997930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{4073}}^1$

素因数の和:4525

約数の個数: 128

約数和(自身を含む): 54911001600

約数和(自身を除く): 34805003670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 389, 423, 470, 705, 778, 846, 1167, 1269, 1410, 1945, 2115, 2334, 2538, 3501, 3890, 4073, 4230, 5835, 6345, 7002, 8146, 10503, 11670, 12219, 12690, 17505, 18283, 20365, 21006, 24438, 35010, 36566, 36657, 40730, 52515, 54849, 61095, 73314, 91415, 105030, 109698, 109971, 122190, 164547, 182830, 183285, 191431, 219942, 274245, 329094, 366570, 382862, 493641, 548490, 549855, 574293, 822735, 957155, 987282, 1099710, 1148586, 1584397, 1645470, 1722879, 1914310, 2468205, 2871465, 3168794, 3445758, 4753191, 4936410, 5168637, 5742930, 7921985, 8614395, 9506382, 10337274, 14259573, 15843970, 17228790, 23765955, 25843185, 28519146, 42778719, 47531910, 51686370, 71297865, 74466659, 85557438, 142595730, 148933318, 213893595, 223399977, 372333295, 427787190, 446799954, 670199931, 744666590, 1116999885, 1340399862, 2010599793, 2233999770, 3350999655, 4021199586, 6701999310, 10052998965, 20105997930]

約数ペア:

[(1, 20105997930), (2, 10052998965), (3, 6701999310), (5, 4021199586), (6, 3350999655), (9, 2233999770), (10, 2010599793), (15, 1340399862), (18, 1116999885), (27, 744666590), (30, 670199931), (45, 446799954), (47, 427787190), (54, 372333295), (90, 223399977), (94, 213893595), (135, 148933318), (141, 142595730), (235, 85557438), (270, 74466659), (282, 71297865), (389, 51686370), (423, 47531910), (470, 42778719), (705, 28519146), (778, 25843185), (846, 23765955), (1167, 17228790), (1269, 15843970), (1410, 14259573), (1945, 10337274), (2115, 9506382), (2334, 8614395), (2538, 7921985), (3501, 5742930), (3890, 5168637), (4073, 4936410), (4230, 4753191), (5835, 3445758), (6345, 3168794), (7002, 2871465), (8146, 2468205), (10503, 1914310), (11670, 1722879), (12219, 1645470), (12690, 1584397), (17505, 1148586), (18283, 1099710), (20365, 987282), (21006, 957155), (24438, 822735), (35010, 574293), (36566, 549855), (36657, 548490), (40730, 493641), (52515, 382862), (54849, 366570), (61095, 329094), (73314, 274245), (91415, 219942), (105030, 191431), (109698, 183285), (109971, 182830), (122190, 164547)]