29640560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 73120320

約数和(自身を除く): 43479760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 181, 184, 230, 356, 362, 368, 445, 460, 712, 724, 890, 905, 920, 1424, 1448, 1780, 1810, 1840, 2047, 2896, 3560, 3620, 4094, 4163, 7120, 7240, 8188, 8326, 10235, 14480, 16109, 16376, 16652, 20470, 20815, 32218, 32752, 33304, 40940, 41630, 64436, 66608, 80545, 81880, 83260, 128872, 161090, 163760, 166520, 257744, 322180, 333040, 370507, 644360, 741014, 1288720, 1482028, 1852535, 2964056, 3705070, 5928112, 7410140, 14820280, 29640560]

約数ペア:

[(1, 29640560), (2, 14820280), (4, 7410140), (5, 5928112), (8, 3705070), (10, 2964056), (16, 1852535), (20, 1482028), (23, 1288720), (40, 741014), (46, 644360), (80, 370507), (89, 333040), (92, 322180), (115, 257744), (178, 166520), (181, 163760), (184, 161090), (230, 128872), (356, 83260), (362, 81880), (368, 80545), (445, 66608), (460, 64436), (712, 41630), (724, 40940), (890, 33304), (905, 32752), (920, 32218), (1424, 20815), (1448, 20470), (1780, 16652), (1810, 16376), (1840, 16109), (2047, 14480), (2896, 10235), (3560, 8326), (3620, 8188), (4094, 7240), (4163, 7120)]