40211840

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{757}}^1$

素因数の和:859

約数の個数: 64

約数和(自身を含む): 97418160

約数和(自身を除く): 57206320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 640, 664, 757, 830, 1328, 1514, 1660, 2656, 3028, 3320, 3785, 5312, 6056, 6640, 7570, 10624, 12112, 13280, 15140, 24224, 26560, 30280, 48448, 53120, 60560, 62831, 96896, 121120, 125662, 242240, 251324, 314155, 484480, 502648, 628310, 1005296, 1256620, 2010592, 2513240, 4021184, 5026480, 8042368, 10052960, 20105920, 40211840]

約数ペア:

[(1, 40211840), (2, 20105920), (4, 10052960), (5, 8042368), (8, 5026480), (10, 4021184), (16, 2513240), (20, 2010592), (32, 1256620), (40, 1005296), (64, 628310), (80, 502648), (83, 484480), (128, 314155), (160, 251324), (166, 242240), (320, 125662), (332, 121120), (415, 96896), (640, 62831), (664, 60560), (757, 53120), (830, 48448), (1328, 30280), (1514, 26560), (1660, 24224), (2656, 15140), (3028, 13280), (3320, 12112), (3785, 10624), (5312, 7570), (6056, 6640)]