20512191630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{200569}}^1$

素因数の和:201073

約数の個数: 64

約数和(自身を含む): 56377820160

約数和(自身を除く): 35865628530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 487, 974, 1461, 2435, 2922, 3409, 4870, 6818, 7305, 10227, 14610, 17045, 20454, 34090, 51135, 102270, 200569, 401138, 601707, 1002845, 1203414, 1403983, 2005690, 2807966, 3008535, 4211949, 6017070, 7019915, 8423898, 14039830, 21059745, 42119490, 97677103, 195354206, 293031309, 488385515, 586062618, 683739721, 976771030, 1367479442, 1465156545, 2051219163, 2930313090, 3418698605, 4102438326, 6837397210, 10256095815, 20512191630]

約数ペア:

[(1, 20512191630), (2, 10256095815), (3, 6837397210), (5, 4102438326), (6, 3418698605), (7, 2930313090), (10, 2051219163), (14, 1465156545), (15, 1367479442), (21, 976771030), (30, 683739721), (35, 586062618), (42, 488385515), (70, 293031309), (105, 195354206), (210, 97677103), (487, 42119490), (974, 21059745), (1461, 14039830), (2435, 8423898), (2922, 7019915), (3409, 6017070), (4870, 4211949), (6818, 3008535), (7305, 2807966), (10227, 2005690), (14610, 1403983), (17045, 1203414), (20454, 1002845), (34090, 601707), (51135, 401138), (102270, 200569)]