40451320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11113}}^1$

素因数の和:11144

約数の個数: 64

約数和(自身を含む): 112029120

約数和(自身を除く): 71577800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 11113, 22226, 44452, 55565, 77791, 88904, 111130, 144469, 155582, 222260, 288938, 311164, 388955, 444520, 577876, 622328, 722345, 777910, 1011283, 1155752, 1444690, 1555820, 2022566, 2889380, 3111640, 4045132, 5056415, 5778760, 8090264, 10112830, 20225660, 40451320]

約数ペア:

[(1, 40451320), (2, 20225660), (4, 10112830), (5, 8090264), (7, 5778760), (8, 5056415), (10, 4045132), (13, 3111640), (14, 2889380), (20, 2022566), (26, 1555820), (28, 1444690), (35, 1155752), (40, 1011283), (52, 777910), (56, 722345), (65, 622328), (70, 577876), (91, 444520), (104, 388955), (130, 311164), (140, 288938), (182, 222260), (260, 155582), (280, 144469), (364, 111130), (455, 88904), (520, 77791), (728, 55565), (910, 44452), (1820, 22226), (3640, 11113)]