3236480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 8353800

約数和(自身を除く): 5117320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 389, 416, 520, 640, 778, 832, 1040, 1556, 1664, 1945, 2080, 3112, 3890, 4160, 5057, 6224, 7780, 8320, 10114, 12448, 15560, 20228, 24896, 25285, 31120, 40456, 49792, 50570, 62240, 80912, 101140, 124480, 161824, 202280, 248960, 323648, 404560, 647296, 809120, 1618240, 3236480]

約数ペア:

[(1, 3236480), (2, 1618240), (4, 809120), (5, 647296), (8, 404560), (10, 323648), (13, 248960), (16, 202280), (20, 161824), (26, 124480), (32, 101140), (40, 80912), (52, 62240), (64, 50570), (65, 49792), (80, 40456), (104, 31120), (128, 25285), (130, 24896), (160, 20228), (208, 15560), (260, 12448), (320, 10114), (389, 8320), (416, 7780), (520, 6224), (640, 5057), (778, 4160), (832, 3890), (1040, 3112), (1556, 2080), (1664, 1945)]