207754940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{683}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 445398912

約数和(自身を除く): 237643972

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 227, 268, 335, 454, 670, 683, 908, 1135, 1340, 1366, 2270, 2732, 3415, 4540, 6830, 13660, 15209, 30418, 45761, 60836, 76045, 91522, 152090, 155041, 183044, 228805, 304180, 310082, 457610, 620164, 775205, 915220, 1550410, 3100820, 10387747, 20775494, 41550988, 51938735, 103877470, 207754940]

約数ペア:

[(1, 207754940), (2, 103877470), (4, 51938735), (5, 41550988), (10, 20775494), (20, 10387747), (67, 3100820), (134, 1550410), (227, 915220), (268, 775205), (335, 620164), (454, 457610), (670, 310082), (683, 304180), (908, 228805), (1135, 183044), (1340, 155041), (1366, 152090), (2270, 91522), (2732, 76045), (3415, 60836), (4540, 45761), (6830, 30418), (13660, 15209)]