16256380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1399}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 39513600

約数和(自身を除く): 23257220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1399, 1660, 2324, 2798, 2905, 5596, 5810, 6995, 9793, 11620, 13990, 19586, 27980, 39172, 48965, 97930, 116117, 195860, 232234, 464468, 580585, 812819, 1161170, 1625638, 2322340, 3251276, 4064095, 8128190, 16256380]

約数ペア:

[(1, 16256380), (2, 8128190), (4, 4064095), (5, 3251276), (7, 2322340), (10, 1625638), (14, 1161170), (20, 812819), (28, 580585), (35, 464468), (70, 232234), (83, 195860), (140, 116117), (166, 97930), (332, 48965), (415, 39172), (581, 27980), (830, 19586), (1162, 13990), (1399, 11620), (1660, 9793), (2324, 6995), (2798, 5810), (2905, 5596)]