11967280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 30873024

約数和(自身を除く): 18905744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 311, 370, 481, 520, 592, 622, 740, 962, 1040, 1244, 1480, 1555, 1924, 2405, 2488, 2960, 3110, 3848, 4043, 4810, 4976, 6220, 7696, 8086, 9620, 11507, 12440, 16172, 19240, 20215, 23014, 24880, 32344, 38480, 40430, 46028, 57535, 64688, 80860, 92056, 115070, 149591, 161720, 184112, 230140, 299182, 323440, 460280, 598364, 747955, 920560, 1196728, 1495910, 2393456, 2991820, 5983640, 11967280]

約数ペア:

[(1, 11967280), (2, 5983640), (4, 2991820), (5, 2393456), (8, 1495910), (10, 1196728), (13, 920560), (16, 747955), (20, 598364), (26, 460280), (37, 323440), (40, 299182), (52, 230140), (65, 184112), (74, 161720), (80, 149591), (104, 115070), (130, 92056), (148, 80860), (185, 64688), (208, 57535), (260, 46028), (296, 40430), (311, 38480), (370, 32344), (481, 24880), (520, 23014), (592, 20215), (622, 19240), (740, 16172), (962, 12440), (1040, 11507), (1244, 9620), (1480, 8086), (1555, 7696), (1924, 6220), (2405, 4976), (2488, 4810), (2960, 4043), (3110, 3848)]