2191817.000000000

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{10253}}^1$

素因数の和:10297

約数の個数: 72

約数和(自身を含む): 801903816

約数和(自身を除く): 479344436

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1430, 1573, 2420, 2860, 3146, 6292, 7865, 10253, 15730, 20506, 31460, 41012, 51265, 102530, 112783, 133289, 205060, 225566, 266578, 451132, 533156, 563915, 666445, 1127830, 1240613, 1332890, 1466179, 2255660, 2481226, 2665780, 2932358, 4962452, 5864716, 6203065, 7330895, 12406130, 14661790, 16127969, 24812260, 29323580, 32255938, 64511876, 80639845, 161279690, 322559380]

約数ペア:

[(1, 322559380), (2, 161279690), (4, 80639845), (5, 64511876), (10, 32255938), (11, 29323580), (13, 24812260), (20, 16127969), (22, 14661790), (26, 12406130), (44, 7330895), (52, 6203065), (55, 5864716), (65, 4962452), (110, 2932358), (121, 2665780), (130, 2481226), (143, 2255660), (220, 1466179), (242, 1332890), (260, 1240613), (286, 1127830), (484, 666445), (572, 563915), (605, 533156), (715, 451132), (1210, 266578), (1430, 225566), (1573, 205060), (2420, 133289), (2860, 112783), (3146, 102530), (6292, 51265), (7865, 41012), (10253, 31460), (15730, 20506)]