1900523030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{8893}}^1$

素因数の和:9021

約数の個数: 64

約数和(自身を含む): 4057371648

約数和(自身を除く): 2156848618

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 71, 86, 142, 215, 301, 355, 430, 497, 602, 710, 994, 1505, 2485, 3010, 3053, 4970, 6106, 8893, 15265, 17786, 21371, 30530, 42742, 44465, 62251, 88930, 106855, 124502, 213710, 311255, 382399, 622510, 631403, 764798, 1262806, 1911995, 2676793, 3157015, 3823990, 4419821, 5353586, 6314030, 8839642, 13383965, 22099105, 26767930, 27150329, 44198210, 54300658, 135751645, 190052303, 271503290, 380104606, 950261515, 1900523030]

約数ペア:

[(1, 1900523030), (2, 950261515), (5, 380104606), (7, 271503290), (10, 190052303), (14, 135751645), (35, 54300658), (43, 44198210), (70, 27150329), (71, 26767930), (86, 22099105), (142, 13383965), (215, 8839642), (301, 6314030), (355, 5353586), (430, 4419821), (497, 3823990), (602, 3157015), (710, 2676793), (994, 1911995), (1505, 1262806), (2485, 764798), (3010, 631403), (3053, 622510), (4970, 382399), (6106, 311255), (8893, 213710), (15265, 124502), (17786, 106855), (21371, 88930), (30530, 62251), (42742, 44465)]