16673620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 37150848

約数和(自身を除く): 20477228

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 67, 92, 115, 134, 230, 268, 335, 460, 541, 670, 1082, 1340, 1541, 2164, 2705, 3082, 5410, 6164, 7705, 10820, 12443, 15410, 24886, 30820, 36247, 49772, 62215, 72494, 124430, 144988, 181235, 248860, 362470, 724940, 833681, 1667362, 3334724, 4168405, 8336810, 16673620]

約数ペア:

[(1, 16673620), (2, 8336810), (4, 4168405), (5, 3334724), (10, 1667362), (20, 833681), (23, 724940), (46, 362470), (67, 248860), (92, 181235), (115, 144988), (134, 124430), (230, 72494), (268, 62215), (335, 49772), (460, 36247), (541, 30820), (670, 24886), (1082, 15410), (1340, 12443), (1541, 10820), (2164, 7705), (2705, 6164), (3082, 5410)]