13309920460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^2\times {\mathrm{1571}}^1$

素因数の和:1831

約数の個数: 72

約数和(自身を含む): 28995495984

約数和(自身を除く): 15685575524

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 107, 148, 185, 214, 370, 428, 535, 740, 1070, 1571, 2140, 3142, 3959, 6284, 7855, 7918, 11449, 15710, 15836, 19795, 22898, 31420, 39590, 45796, 57245, 58127, 79180, 114490, 116254, 168097, 228980, 232508, 290635, 336194, 423613, 581270, 672388, 840485, 847226, 1162540, 1680970, 1694452, 2118065, 3361940, 4236130, 6219589, 8472260, 12439178, 17986379, 24878356, 31097945, 35972758, 62195890, 71945516, 89931895, 124391780, 179863790, 359727580, 665496023, 1330992046, 2661984092, 3327480115, 6654960230, 13309920460]

約数ペア:

[(1, 13309920460), (2, 6654960230), (4, 3327480115), (5, 2661984092), (10, 1330992046), (20, 665496023), (37, 359727580), (74, 179863790), (107, 124391780), (148, 89931895), (185, 71945516), (214, 62195890), (370, 35972758), (428, 31097945), (535, 24878356), (740, 17986379), (1070, 12439178), (1571, 8472260), (2140, 6219589), (3142, 4236130), (3959, 3361940), (6284, 2118065), (7855, 1694452), (7918, 1680970), (11449, 1162540), (15710, 847226), (15836, 840485), (19795, 672388), (22898, 581270), (31420, 423613), (39590, 336194), (45796, 290635), (57245, 232508), (58127, 228980), (79180, 168097), (114490, 116254)]