42253720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1049}}^1$

素因数の和:1132

約数の個数: 64

約数和(自身を含む): 102060000

約数和(自身を除く): 59806280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1049, 1060, 2014, 2098, 2120, 4028, 4196, 5035, 5245, 8056, 8392, 10070, 10490, 19931, 20140, 20980, 39862, 40280, 41960, 55597, 79724, 99655, 111194, 159448, 199310, 222388, 277985, 398620, 444776, 555970, 797240, 1056343, 1111940, 2112686, 2223880, 4225372, 5281715, 8450744, 10563430, 21126860, 42253720]

約数ペア:

[(1, 42253720), (2, 21126860), (4, 10563430), (5, 8450744), (8, 5281715), (10, 4225372), (19, 2223880), (20, 2112686), (38, 1111940), (40, 1056343), (53, 797240), (76, 555970), (95, 444776), (106, 398620), (152, 277985), (190, 222388), (212, 199310), (265, 159448), (380, 111194), (424, 99655), (530, 79724), (760, 55597), (1007, 41960), (1049, 40280), (1060, 39862), (2014, 20980), (2098, 20140), (2120, 19931), (4028, 10490), (4196, 10070), (5035, 8392), (5245, 8056)]