804559420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{367}}^1\times {\mathrm{2237}}^1$

素因数の和:2627

約数の個数: 72

約数和(自身を含む): 1971660096

約数和(自身を除く): 1167100676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 367, 490, 734, 980, 1468, 1835, 2237, 2569, 3670, 4474, 5138, 7340, 8948, 10276, 11185, 12845, 15659, 17983, 22370, 25690, 31318, 35966, 44740, 51380, 62636, 71932, 78295, 89915, 109613, 156590, 179830, 219226, 313180, 359660, 438452, 548065, 820979, 1096130, 1641958, 2192260, 3283916, 4104895, 5746853, 8209790, 11493706, 16419580, 22987412, 28734265, 40227971, 57468530, 80455942, 114937060, 160911884, 201139855, 402279710, 804559420]

約数ペア:

[(1, 804559420), (2, 402279710), (4, 201139855), (5, 160911884), (7, 114937060), (10, 80455942), (14, 57468530), (20, 40227971), (28, 28734265), (35, 22987412), (49, 16419580), (70, 11493706), (98, 8209790), (140, 5746853), (196, 4104895), (245, 3283916), (367, 2192260), (490, 1641958), (734, 1096130), (980, 820979), (1468, 548065), (1835, 438452), (2237, 359660), (2569, 313180), (3670, 219226), (4474, 179830), (5138, 156590), (7340, 109613), (8948, 89915), (10276, 78295), (11185, 71932), (12845, 62636), (15659, 51380), (17983, 44740), (22370, 35966), (25690, 31318)]