74941780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{971}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 167541696

約数和(自身を除く): 92599916

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 227, 340, 454, 908, 971, 1135, 1942, 2270, 3859, 3884, 4540, 4855, 7718, 9710, 15436, 16507, 19295, 19420, 33014, 38590, 66028, 77180, 82535, 165070, 220417, 330140, 440834, 881668, 1102085, 2204170, 3747089, 4408340, 7494178, 14988356, 18735445, 37470890, 74941780]

約数ペア:

[(1, 74941780), (2, 37470890), (4, 18735445), (5, 14988356), (10, 7494178), (17, 4408340), (20, 3747089), (34, 2204170), (68, 1102085), (85, 881668), (170, 440834), (227, 330140), (340, 220417), (454, 165070), (908, 82535), (971, 77180), (1135, 66028), (1942, 38590), (2270, 33014), (3859, 19420), (3884, 19295), (4540, 16507), (4855, 15436), (7718, 9710)]