20177697410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1103}}^1\times {\mathrm{1291}}^1$

素因数の和:2523

約数の個数: 64

約数和(自身を含む): 39538920960

約数和(自身を除く): 19361223550

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 1090, 1103, 1291, 1417, 2206, 2582, 2834, 5515, 6455, 7085, 11030, 12910, 14170, 14339, 16783, 28678, 33566, 71695, 83915, 120227, 140719, 143390, 167830, 240454, 281438, 601135, 703595, 1202270, 1407190, 1423973, 1562951, 1829347, 2847946, 3125902, 3658694, 7119865, 7814755, 9146735, 14239730, 15629510, 18293470, 18511649, 37023298, 92558245, 155213057, 185116490, 310426114, 776065285, 1552130570, 2017769741, 4035539482, 10088848705, 20177697410]

約数ペア:

[(1, 20177697410), (2, 10088848705), (5, 4035539482), (10, 2017769741), (13, 1552130570), (26, 776065285), (65, 310426114), (109, 185116490), (130, 155213057), (218, 92558245), (545, 37023298), (1090, 18511649), (1103, 18293470), (1291, 15629510), (1417, 14239730), (2206, 9146735), (2582, 7814755), (2834, 7119865), (5515, 3658694), (6455, 3125902), (7085, 2847946), (11030, 1829347), (12910, 1562951), (14170, 1423973), (14339, 1407190), (16783, 1202270), (28678, 703595), (33566, 601135), (71695, 281438), (83915, 240454), (120227, 167830), (140719, 143390)]