15545888920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{552841}}^1$

素因数の和:552908

約数の個数: 64

約数和(自身を含む): 37814392800

約数和(自身を除く): 22268503880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 7030, 14060, 28120, 552841, 1105682, 2211364, 2764205, 4422728, 5528410, 10503979, 11056820, 20455117, 21007958, 22113640, 40910234, 42015916, 52519895, 81820468, 84031832, 102275585, 105039790, 163640936, 204551170, 210079580, 388647223, 409102340, 420159160, 777294446, 818204680, 1554588892, 1943236115, 3109177784, 3886472230, 7772944460, 15545888920]

約数ペア:

[(1, 15545888920), (2, 7772944460), (4, 3886472230), (5, 3109177784), (8, 1943236115), (10, 1554588892), (19, 818204680), (20, 777294446), (37, 420159160), (38, 409102340), (40, 388647223), (74, 210079580), (76, 204551170), (95, 163640936), (148, 105039790), (152, 102275585), (185, 84031832), (190, 81820468), (296, 52519895), (370, 42015916), (380, 40910234), (703, 22113640), (740, 21007958), (760, 20455117), (1406, 11056820), (1480, 10503979), (2812, 5528410), (3515, 4422728), (5624, 2764205), (7030, 2211364), (14060, 1105682), (28120, 552841)]