422721990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{521879}}^1$

素因数の和:521898

約数の個数: 40

約数和(自身を含む): 1136654640

約数和(自身を除く): 713932650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 521879, 1043758, 1565637, 2609395, 3131274, 4696911, 5218790, 7828185, 9393822, 14090733, 15656370, 23484555, 28181466, 42272199, 46969110, 70453665, 84544398, 140907330, 211360995, 422721990]

約数ペア:

[(1, 422721990), (2, 211360995), (3, 140907330), (5, 84544398), (6, 70453665), (9, 46969110), (10, 42272199), (15, 28181466), (18, 23484555), (27, 15656370), (30, 14090733), (45, 9393822), (54, 7828185), (81, 5218790), (90, 4696911), (135, 3131274), (162, 2609395), (270, 1565637), (405, 1043758), (810, 521879)]