40890435

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 72852480

約数和(自身を除く): 31962045

約数列:

[1, 3, 5, 15, 23, 29, 61, 67, 69, 87, 115, 145, 183, 201, 305, 335, 345, 435, 667, 915, 1005, 1403, 1541, 1769, 1943, 2001, 3335, 4087, 4209, 4623, 5307, 5829, 7015, 7705, 8845, 9715, 10005, 12261, 20435, 21045, 23115, 26535, 29145, 40687, 44689, 61305, 94001, 118523, 122061, 134067, 203435, 223445, 282003, 355569, 470005, 592615, 610305, 670335, 1410015, 1777845, 2726029, 8178087, 13630145, 40890435]

約数ペア:

[(1, 40890435), (3, 13630145), (5, 8178087), (15, 2726029), (23, 1777845), (29, 1410015), (61, 670335), (67, 610305), (69, 592615), (87, 470005), (115, 355569), (145, 282003), (183, 223445), (201, 203435), (305, 134067), (335, 122061), (345, 118523), (435, 94001), (667, 61305), (915, 44689), (1005, 40687), (1403, 29145), (1541, 26535), (1769, 23115), (1943, 21045), (2001, 20435), (3335, 12261), (4087, 10005), (4209, 9715), (4623, 8845), (5307, 7705), (5829, 7015)]