40155960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25741}}^1$

素因数の和:25768

約数の個数: 64

約数和(自身を含む): 129739680

約数和(自身を除く): 89583720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 25741, 51482, 77223, 102964, 128705, 154446, 205928, 257410, 308892, 334633, 386115, 514820, 617784, 669266, 772230, 1003899, 1029640, 1338532, 1544460, 1673165, 2007798, 2677064, 3088920, 3346330, 4015596, 5019495, 6692660, 8031192, 10038990, 13385320, 20077980, 40155960]

約数ペア:

[(1, 40155960), (2, 20077980), (3, 13385320), (4, 10038990), (5, 8031192), (6, 6692660), (8, 5019495), (10, 4015596), (12, 3346330), (13, 3088920), (15, 2677064), (20, 2007798), (24, 1673165), (26, 1544460), (30, 1338532), (39, 1029640), (40, 1003899), (52, 772230), (60, 669266), (65, 617784), (78, 514820), (104, 386115), (120, 334633), (130, 308892), (156, 257410), (195, 205928), (260, 154446), (312, 128705), (390, 102964), (520, 77223), (780, 51482), (1560, 25741)]