1899963120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{719683}}^1$

素因数の和:719710

約数の個数: 80

約数和(自身を含む): 6425338752

約数和(自身を除く): 4525375632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 719683, 1439366, 2159049, 2878732, 3598415, 4318098, 5757464, 7196830, 7916513, 8636196, 10795245, 11514928, 14393660, 15833026, 17272392, 21590490, 23749539, 28787320, 31666052, 34544784, 39582565, 43180980, 47499078, 57574640, 63332104, 79165130, 86361960, 94998156, 118747695, 126664208, 158330260, 172723920, 189996312, 237495390, 316660520, 379992624, 474990780, 633321040, 949981560, 1899963120]

約数ペア:

[(1, 1899963120), (2, 949981560), (3, 633321040), (4, 474990780), (5, 379992624), (6, 316660520), (8, 237495390), (10, 189996312), (11, 172723920), (12, 158330260), (15, 126664208), (16, 118747695), (20, 94998156), (22, 86361960), (24, 79165130), (30, 63332104), (33, 57574640), (40, 47499078), (44, 43180980), (48, 39582565), (55, 34544784), (60, 31666052), (66, 28787320), (80, 23749539), (88, 21590490), (110, 17272392), (120, 15833026), (132, 14393660), (165, 11514928), (176, 10795245), (220, 8636196), (240, 7916513), (264, 7196830), (330, 5757464), (440, 4318098), (528, 3598415), (660, 2878732), (880, 2159049), (1320, 1439366), (2640, 719683)]