1830378340

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{47}}^1\times {\mathrm{811}}^1$

素因数の和:895

約数の個数: 120

約数和(自身を含む): 4585214592

約数和(自身を除く): 2754836252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 343, 470, 490, 658, 686, 811, 940, 980, 1316, 1372, 1622, 1645, 1715, 2303, 2401, 3244, 3290, 3430, 4055, 4606, 4802, 5677, 6580, 6860, 8110, 9212, 9604, 11354, 11515, 12005, 16121, 16220, 22708, 23030, 24010, 28385, 32242, 38117, 39739, 46060, 48020, 56770, 64484, 76234, 79478, 80605, 112847, 113540, 152468, 158956, 161210, 190585, 198695, 225694, 266819, 278173, 322420, 381170, 397390, 451388, 533638, 556346, 564235, 762340, 794780, 1067276, 1112692, 1128470, 1334095, 1390865, 1867733, 1947211, 2256940, 2668190, 2781730, 3735466, 3894422, 5336380, 5563460, 7470932, 7788844, 9338665, 9736055, 13074131, 18677330, 19472110, 26148262, 37354660, 38944220, 52296524, 65370655, 91518917, 130741310, 183037834, 261482620, 366075668, 457594585, 915189170, 1830378340]

約数ペア:

[(1, 1830378340), (2, 915189170), (4, 457594585), (5, 366075668), (7, 261482620), (10, 183037834), (14, 130741310), (20, 91518917), (28, 65370655), (35, 52296524), (47, 38944220), (49, 37354660), (70, 26148262), (94, 19472110), (98, 18677330), (140, 13074131), (188, 9736055), (196, 9338665), (235, 7788844), (245, 7470932), (329, 5563460), (343, 5336380), (470, 3894422), (490, 3735466), (658, 2781730), (686, 2668190), (811, 2256940), (940, 1947211), (980, 1867733), (1316, 1390865), (1372, 1334095), (1622, 1128470), (1645, 1112692), (1715, 1067276), (2303, 794780), (2401, 762340), (3244, 564235), (3290, 556346), (3430, 533638), (4055, 451388), (4606, 397390), (4802, 381170), (5677, 322420), (6580, 278173), (6860, 266819), (8110, 225694), (9212, 198695), (9604, 190585), (11354, 161210), (11515, 158956), (12005, 152468), (16121, 113540), (16220, 112847), (22708, 80605), (23030, 79478), (24010, 76234), (28385, 64484), (32242, 56770), (38117, 48020), (39739, 46060)]