40415336

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 83008800

約数和(自身を除く): 42593464

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 167, 169, 179, 334, 338, 358, 668, 676, 716, 1336, 1352, 1432, 2171, 2327, 4342, 4654, 8684, 9308, 17368, 18616, 28223, 29893, 30251, 56446, 59786, 60502, 112892, 119572, 121004, 225784, 239144, 242008, 388609, 777218, 1554436, 3108872, 5051917, 10103834, 20207668, 40415336]

約数ペア:

[(1, 40415336), (2, 20207668), (4, 10103834), (8, 5051917), (13, 3108872), (26, 1554436), (52, 777218), (104, 388609), (167, 242008), (169, 239144), (179, 225784), (334, 121004), (338, 119572), (358, 112892), (668, 60502), (676, 59786), (716, 56446), (1336, 30251), (1352, 29893), (1432, 28223), (2171, 18616), (2327, 17368), (4342, 9308), (4654, 8684)]