16111960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 38465280

約数和(自身を除く): 22353320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 83, 92, 115, 166, 184, 211, 230, 332, 415, 422, 460, 664, 830, 844, 920, 1055, 1660, 1688, 1909, 2110, 3320, 3818, 4220, 4853, 7636, 8440, 9545, 9706, 15272, 17513, 19090, 19412, 24265, 35026, 38180, 38824, 48530, 70052, 76360, 87565, 97060, 140104, 175130, 194120, 350260, 402799, 700520, 805598, 1611196, 2013995, 3222392, 4027990, 8055980, 16111960]

約数ペア:

[(1, 16111960), (2, 8055980), (4, 4027990), (5, 3222392), (8, 2013995), (10, 1611196), (20, 805598), (23, 700520), (40, 402799), (46, 350260), (83, 194120), (92, 175130), (115, 140104), (166, 97060), (184, 87565), (211, 76360), (230, 70052), (332, 48530), (415, 38824), (422, 38180), (460, 35026), (664, 24265), (830, 19412), (844, 19090), (920, 17513), (1055, 15272), (1660, 9706), (1688, 9545), (1909, 8440), (2110, 7636), (3320, 4853), (3818, 4220)]