24122020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{257}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 57799224

約数和(自身を除く): 33677204

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 257, 260, 361, 380, 494, 514, 722, 988, 1028, 1235, 1285, 1444, 1805, 2470, 2570, 3341, 3610, 4693, 4883, 4940, 5140, 6682, 7220, 9386, 9766, 13364, 16705, 18772, 19532, 23465, 24415, 33410, 46930, 48830, 63479, 66820, 92777, 93860, 97660, 126958, 185554, 253916, 317395, 371108, 463885, 634790, 927770, 1206101, 1269580, 1855540, 2412202, 4824404, 6030505, 12061010, 24122020]

約数ペア:

[(1, 24122020), (2, 12061010), (4, 6030505), (5, 4824404), (10, 2412202), (13, 1855540), (19, 1269580), (20, 1206101), (26, 927770), (38, 634790), (52, 463885), (65, 371108), (76, 317395), (95, 253916), (130, 185554), (190, 126958), (247, 97660), (257, 93860), (260, 92777), (361, 66820), (380, 63479), (494, 48830), (514, 46930), (722, 33410), (988, 24415), (1028, 23465), (1235, 19532), (1285, 18772), (1444, 16705), (1805, 13364), (2470, 9766), (2570, 9386), (3341, 7220), (3610, 6682), (4693, 5140), (4883, 4940)]