187788380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1381}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 425810784

約数和(自身を除く): 238022404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 523, 1046, 1381, 2092, 2615, 2762, 5230, 5524, 6799, 6905, 10460, 13598, 13810, 17953, 27196, 27620, 33995, 35906, 67990, 71812, 89765, 135980, 179530, 359060, 722263, 1444526, 2889052, 3611315, 7222630, 9389419, 14445260, 18778838, 37557676, 46947095, 93894190, 187788380]

約数ペア:

[(1, 187788380), (2, 93894190), (4, 46947095), (5, 37557676), (10, 18778838), (13, 14445260), (20, 9389419), (26, 7222630), (52, 3611315), (65, 2889052), (130, 1444526), (260, 722263), (523, 359060), (1046, 179530), (1381, 135980), (2092, 89765), (2615, 71812), (2762, 67990), (5230, 35906), (5524, 33995), (6799, 27620), (6905, 27196), (10460, 17953), (13598, 13810)]