40785940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1523}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 93195648

約数和(自身を除く): 52409708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 1523, 2060, 2678, 3046, 5356, 6092, 6695, 7615, 13390, 15230, 19799, 26780, 30460, 39598, 79196, 98995, 156869, 197990, 313738, 395980, 627476, 784345, 1568690, 2039297, 3137380, 4078594, 8157188, 10196485, 20392970, 40785940]

約数ペア:

[(1, 40785940), (2, 20392970), (4, 10196485), (5, 8157188), (10, 4078594), (13, 3137380), (20, 2039297), (26, 1568690), (52, 784345), (65, 627476), (103, 395980), (130, 313738), (206, 197990), (260, 156869), (412, 98995), (515, 79196), (1030, 39598), (1339, 30460), (1523, 26780), (2060, 19799), (2678, 15230), (3046, 13390), (5356, 7615), (6092, 6695)]