11199760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 31169880

約数和(自身を除く): 19970120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 89, 104, 110, 121, 130, 143, 176, 178, 208, 220, 242, 260, 286, 356, 440, 445, 484, 520, 572, 605, 712, 715, 880, 890, 968, 979, 1040, 1144, 1157, 1210, 1424, 1430, 1573, 1780, 1936, 1958, 2288, 2314, 2420, 2860, 3146, 3560, 3916, 4628, 4840, 4895, 5720, 5785, 6292, 7120, 7832, 7865, 9256, 9680, 9790, 10769, 11440, 11570, 12584, 12727, 15664, 15730, 18512, 19580, 21538, 23140, 25168, 25454, 31460, 39160, 43076, 46280, 50908, 53845, 62920, 63635, 78320, 86152, 92560, 101816, 107690, 125840, 127270, 139997, 172304, 203632, 215380, 254540, 279994, 430760, 509080, 559988, 699985, 861520, 1018160, 1119976, 1399970, 2239952, 2799940, 5599880, 11199760]

約数ペア:

[(1, 11199760), (2, 5599880), (4, 2799940), (5, 2239952), (8, 1399970), (10, 1119976), (11, 1018160), (13, 861520), (16, 699985), (20, 559988), (22, 509080), (26, 430760), (40, 279994), (44, 254540), (52, 215380), (55, 203632), (65, 172304), (80, 139997), (88, 127270), (89, 125840), (104, 107690), (110, 101816), (121, 92560), (130, 86152), (143, 78320), (176, 63635), (178, 62920), (208, 53845), (220, 50908), (242, 46280), (260, 43076), (286, 39160), (356, 31460), (440, 25454), (445, 25168), (484, 23140), (520, 21538), (572, 19580), (605, 18512), (712, 15730), (715, 15664), (880, 12727), (890, 12584), (968, 11570), (979, 11440), (1040, 10769), (1144, 9790), (1157, 9680), (1210, 9256), (1424, 7865), (1430, 7832), (1573, 7120), (1780, 6292), (1936, 5785), (1958, 5720), (2288, 4895), (2314, 4840), (2420, 4628), (2860, 3916), (3146, 3560)]