38039240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 90201600

約数和(自身を除く): 52162360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 173, 184, 230, 239, 346, 460, 478, 692, 865, 920, 956, 1195, 1384, 1730, 1912, 2390, 3460, 3979, 4780, 5497, 6920, 7958, 9560, 10994, 15916, 19895, 21988, 27485, 31832, 39790, 41347, 43976, 54970, 79580, 82694, 109940, 159160, 165388, 206735, 219880, 330776, 413470, 826940, 950981, 1653880, 1901962, 3803924, 4754905, 7607848, 9509810, 19019620, 38039240]

約数ペア:

[(1, 38039240), (2, 19019620), (4, 9509810), (5, 7607848), (8, 4754905), (10, 3803924), (20, 1901962), (23, 1653880), (40, 950981), (46, 826940), (92, 413470), (115, 330776), (173, 219880), (184, 206735), (230, 165388), (239, 159160), (346, 109940), (460, 82694), (478, 79580), (692, 54970), (865, 43976), (920, 41347), (956, 39790), (1195, 31832), (1384, 27485), (1730, 21988), (1912, 19895), (2390, 15916), (3460, 10994), (3979, 9560), (4780, 7958), (5497, 6920)]