2018219020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:583

約数の個数: 96

約数和(自身を含む): 4467778560

約数和(自身を除く): 2449559540

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 107, 142, 148, 185, 214, 284, 355, 359, 370, 428, 535, 710, 718, 740, 1070, 1420, 1436, 1795, 2140, 2627, 3590, 3959, 5254, 7180, 7597, 7918, 10508, 13135, 13283, 15194, 15836, 19795, 25489, 26270, 26566, 30388, 37985, 38413, 39590, 50978, 52540, 53132, 66415, 75970, 76826, 79180, 101956, 127445, 132830, 151940, 153652, 192065, 254890, 265660, 281089, 384130, 509780, 562178, 768260, 943093, 1124356, 1405445, 1421281, 1886186, 2727323, 2810890, 2842562, 3772372, 4715465, 5454646, 5621780, 5685124, 7106405, 9430930, 10909292, 13636615, 14212810, 18861860, 27273230, 28425620, 54546460, 100910951, 201821902, 403643804, 504554755, 1009109510, 2018219020]

約数ペア:

[(1, 2018219020), (2, 1009109510), (4, 504554755), (5, 403643804), (10, 201821902), (20, 100910951), (37, 54546460), (71, 28425620), (74, 27273230), (107, 18861860), (142, 14212810), (148, 13636615), (185, 10909292), (214, 9430930), (284, 7106405), (355, 5685124), (359, 5621780), (370, 5454646), (428, 4715465), (535, 3772372), (710, 2842562), (718, 2810890), (740, 2727323), (1070, 1886186), (1420, 1421281), (1436, 1405445), (1795, 1124356), (2140, 943093), (2627, 768260), (3590, 562178), (3959, 509780), (5254, 384130), (7180, 281089), (7597, 265660), (7918, 254890), (10508, 192065), (13135, 153652), (13283, 151940), (15194, 132830), (15836, 127445), (19795, 101956), (25489, 79180), (26270, 76826), (26566, 75970), (30388, 66415), (37985, 53132), (38413, 52540), (39590, 50978)]