40990416

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 111849984

約数和(自身を除く): 70859568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 107, 138, 184, 214, 276, 321, 347, 368, 428, 552, 642, 694, 856, 1041, 1104, 1284, 1388, 1712, 2082, 2461, 2568, 2776, 4164, 4922, 5136, 5552, 7383, 7981, 8328, 9844, 14766, 15962, 16656, 19688, 23943, 29532, 31924, 37129, 39376, 47886, 59064, 63848, 74258, 95772, 111387, 118128, 127696, 148516, 191544, 222774, 297032, 383088, 445548, 594064, 853967, 891096, 1707934, 1782192, 2561901, 3415868, 5123802, 6831736, 10247604, 13663472, 20495208, 40990416]

約数ペア:

[(1, 40990416), (2, 20495208), (3, 13663472), (4, 10247604), (6, 6831736), (8, 5123802), (12, 3415868), (16, 2561901), (23, 1782192), (24, 1707934), (46, 891096), (48, 853967), (69, 594064), (92, 445548), (107, 383088), (138, 297032), (184, 222774), (214, 191544), (276, 148516), (321, 127696), (347, 118128), (368, 111387), (428, 95772), (552, 74258), (642, 63848), (694, 59064), (856, 47886), (1041, 39376), (1104, 37129), (1284, 31924), (1388, 29532), (1712, 23943), (2082, 19688), (2461, 16656), (2568, 15962), (2776, 14766), (4164, 9844), (4922, 8328), (5136, 7981), (5552, 7383)]