40384428

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{397}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 110526192

約数和(自身を除く): 70141764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 173, 196, 294, 346, 397, 519, 588, 692, 794, 1038, 1191, 1211, 1588, 2076, 2382, 2422, 2779, 3633, 4764, 4844, 5558, 7266, 8337, 8477, 11116, 14532, 16674, 16954, 19453, 25431, 33348, 33908, 38906, 50862, 58359, 68681, 77812, 101724, 116718, 137362, 206043, 233436, 274724, 412086, 480767, 824172, 961534, 1442301, 1923068, 2884602, 3365369, 5769204, 6730738, 10096107, 13461476, 20192214, 40384428]

約数ペア:

[(1, 40384428), (2, 20192214), (3, 13461476), (4, 10096107), (6, 6730738), (7, 5769204), (12, 3365369), (14, 2884602), (21, 1923068), (28, 1442301), (42, 961534), (49, 824172), (84, 480767), (98, 412086), (147, 274724), (173, 233436), (196, 206043), (294, 137362), (346, 116718), (397, 101724), (519, 77812), (588, 68681), (692, 58359), (794, 50862), (1038, 38906), (1191, 33908), (1211, 33348), (1588, 25431), (2076, 19453), (2382, 16954), (2422, 16674), (2779, 14532), (3633, 11116), (4764, 8477), (4844, 8337), (5558, 7266)]