21274700260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1\times {\mathrm{2557}}^1$

素因数の和:3277

約数の個数: 96

約数和(自身を含む): 49661216640

約数和(自身を除く): 28386516380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 641, 649, 1180, 1282, 1298, 2557, 2564, 2596, 3205, 3245, 5114, 6410, 6490, 7051, 10228, 12785, 12820, 12980, 14102, 25570, 28127, 28204, 35255, 37819, 51140, 56254, 70510, 75638, 112508, 140635, 141020, 150863, 151276, 189095, 281270, 301726, 378190, 416009, 562540, 603452, 754315, 756380, 832018, 1508630, 1639037, 1659493, 1664036, 2080045, 3017260, 3278074, 3318986, 4160090, 6556148, 6637972, 8195185, 8297465, 8320180, 16390370, 16594930, 18029407, 32780740, 33189860, 36058814, 72117628, 90147035, 96703183, 180294070, 193406366, 360588140, 386812732, 483515915, 967031830, 1063735013, 1934063660, 2127470026, 4254940052, 5318675065, 10637350130, 21274700260]

約数ペア:

[(1, 21274700260), (2, 10637350130), (4, 5318675065), (5, 4254940052), (10, 2127470026), (11, 1934063660), (20, 1063735013), (22, 967031830), (44, 483515915), (55, 386812732), (59, 360588140), (110, 193406366), (118, 180294070), (220, 96703183), (236, 90147035), (295, 72117628), (590, 36058814), (641, 33189860), (649, 32780740), (1180, 18029407), (1282, 16594930), (1298, 16390370), (2557, 8320180), (2564, 8297465), (2596, 8195185), (3205, 6637972), (3245, 6556148), (5114, 4160090), (6410, 3318986), (6490, 3278074), (7051, 3017260), (10228, 2080045), (12785, 1664036), (12820, 1659493), (12980, 1639037), (14102, 1508630), (25570, 832018), (28127, 756380), (28204, 754315), (35255, 603452), (37819, 562540), (51140, 416009), (56254, 378190), (70510, 301726), (75638, 281270), (112508, 189095), (140635, 151276), (141020, 150863)]