80704020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70793}}^1$

素因数の和:70824

約数の個数: 48

約数和(自身を含む): 237867840

約数和(自身を除く): 157163820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 70793, 141586, 212379, 283172, 353965, 424758, 707930, 849516, 1061895, 1345067, 1415860, 2123790, 2690134, 4035201, 4247580, 5380268, 6725335, 8070402, 13450670, 16140804, 20176005, 26901340, 40352010, 80704020]

約数ペア:

[(1, 80704020), (2, 40352010), (3, 26901340), (4, 20176005), (5, 16140804), (6, 13450670), (10, 8070402), (12, 6725335), (15, 5380268), (19, 4247580), (20, 4035201), (30, 2690134), (38, 2123790), (57, 1415860), (60, 1345067), (76, 1061895), (95, 849516), (114, 707930), (190, 424758), (228, 353965), (285, 283172), (380, 212379), (570, 141586), (1140, 70793)]