20422150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 47496960

約数和(自身を除く): 27074810

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 37, 38, 50, 70, 74, 83, 95, 133, 166, 175, 185, 190, 259, 266, 350, 370, 415, 475, 518, 581, 665, 703, 830, 925, 950, 1162, 1295, 1330, 1406, 1577, 1850, 2075, 2590, 2905, 3071, 3154, 3325, 3515, 4150, 4921, 5810, 6142, 6475, 6650, 7030, 7885, 9842, 11039, 12950, 14525, 15355, 15770, 17575, 21497, 22078, 24605, 29050, 30710, 35150, 39425, 42994, 49210, 55195, 58349, 76775, 78850, 107485, 110390, 116698, 123025, 153550, 214970, 246050, 275975, 291745, 408443, 537425, 551950, 583490, 816886, 1074850, 1458725, 2042215, 2917450, 4084430, 10211075, 20422150]

約数ペア:

[(1, 20422150), (2, 10211075), (5, 4084430), (7, 2917450), (10, 2042215), (14, 1458725), (19, 1074850), (25, 816886), (35, 583490), (37, 551950), (38, 537425), (50, 408443), (70, 291745), (74, 275975), (83, 246050), (95, 214970), (133, 153550), (166, 123025), (175, 116698), (185, 110390), (190, 107485), (259, 78850), (266, 76775), (350, 58349), (370, 55195), (415, 49210), (475, 42994), (518, 39425), (581, 35150), (665, 30710), (703, 29050), (830, 24605), (925, 22078), (950, 21497), (1162, 17575), (1295, 15770), (1330, 15355), (1406, 14525), (1577, 12950), (1850, 11039), (2075, 9842), (2590, 7885), (2905, 7030), (3071, 6650), (3154, 6475), (3325, 6142), (3515, 5810), (4150, 4921)]