38239890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1475

約数の個数: 64

約数和(自身を含む): 100300032

約数和(自身を除く): 62060142

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 710, 923, 1065, 1381, 1846, 2130, 2762, 2769, 4143, 4615, 5538, 6905, 8286, 9230, 13810, 13845, 17953, 20715, 27690, 35906, 41430, 53859, 89765, 98051, 107718, 179530, 196102, 269295, 294153, 490255, 538590, 588306, 980510, 1274663, 1470765, 2549326, 2941530, 3823989, 6373315, 7647978, 12746630, 19119945, 38239890]

約数ペア:

[(1, 38239890), (2, 19119945), (3, 12746630), (5, 7647978), (6, 6373315), (10, 3823989), (13, 2941530), (15, 2549326), (26, 1470765), (30, 1274663), (39, 980510), (65, 588306), (71, 538590), (78, 490255), (130, 294153), (142, 269295), (195, 196102), (213, 179530), (355, 107718), (390, 98051), (426, 89765), (710, 53859), (923, 41430), (1065, 35906), (1381, 27690), (1846, 20715), (2130, 17953), (2762, 13845), (2769, 13810), (4143, 9230), (4615, 8286), (5538, 6905)]