1244331440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{1559}}^1$

素因数の和:2490

約数の個数: 80

約数和(自身を含む): 3161583360

約数和(自身を除く): 1917251920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 907, 1559, 1814, 3118, 3628, 4535, 6236, 7256, 7795, 9070, 9977, 12472, 14512, 15590, 17149, 18140, 19954, 24944, 31180, 34298, 36280, 39908, 49885, 62360, 68596, 72560, 79816, 85745, 99770, 124720, 137192, 159632, 171490, 199540, 274384, 342980, 399080, 685960, 798160, 1371920, 1414013, 2828026, 5656052, 7070065, 11312104, 14140130, 15554143, 22624208, 28280260, 31108286, 56560520, 62216572, 77770715, 113121040, 124433144, 155541430, 248866288, 311082860, 622165720, 1244331440]

約数ペア:

[(1, 1244331440), (2, 622165720), (4, 311082860), (5, 248866288), (8, 155541430), (10, 124433144), (11, 113121040), (16, 77770715), (20, 62216572), (22, 56560520), (40, 31108286), (44, 28280260), (55, 22624208), (80, 15554143), (88, 14140130), (110, 11312104), (176, 7070065), (220, 5656052), (440, 2828026), (880, 1414013), (907, 1371920), (1559, 798160), (1814, 685960), (3118, 399080), (3628, 342980), (4535, 274384), (6236, 199540), (7256, 171490), (7795, 159632), (9070, 137192), (9977, 124720), (12472, 99770), (14512, 85745), (15590, 79816), (17149, 72560), (18140, 68596), (19954, 62360), (24944, 49885), (31180, 39908), (34298, 36280)]