40444274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 71688960

約数和(自身を除く): 31244686

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 139, 247, 278, 361, 403, 494, 589, 722, 806, 1178, 1807, 2641, 3614, 4309, 4693, 5282, 7657, 8618, 9386, 11191, 15314, 22382, 34333, 50179, 56017, 68666, 81871, 100358, 112034, 145483, 163742, 290966, 652327, 1064323, 1304654, 1555549, 2128646, 3111098, 20222137, 40444274]

約数ペア:

[(1, 40444274), (2, 20222137), (13, 3111098), (19, 2128646), (26, 1555549), (31, 1304654), (38, 1064323), (62, 652327), (139, 290966), (247, 163742), (278, 145483), (361, 112034), (403, 100358), (494, 81871), (589, 68666), (722, 56017), (806, 50179), (1178, 34333), (1807, 22382), (2641, 15314), (3614, 11191), (4309, 9386), (4693, 8618), (5282, 7657)]