22399520

素因数分解:

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

素因数の和:139

約数の個数: 144

約数和(自身を含む): 63345240

約数和(自身を除く): 40945720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 89, 104, 110, 121, 130, 143, 160, 176, 178, 208, 220, 242, 260, 286, 352, 356, 416, 440, 445, 484, 520, 572, 605, 712, 715, 880, 890, 968, 979, 1040, 1144, 1157, 1210, 1424, 1430, 1573, 1760, 1780, 1936, 1958, 2080, 2288, 2314, 2420, 2848, 2860, 3146, 3560, 3872, 3916, 4576, 4628, 4840, 4895, 5720, 5785, 6292, 7120, 7832, 7865, 9256, 9680, 9790, 10769, 11440, 11570, 12584, 12727, 14240, 15664, 15730, 18512, 19360, 19580, 21538, 22880, 23140, 25168, 25454, 31328, 31460, 37024, 39160, 43076, 46280, 50336, 50908, 53845, 62920, 63635, 78320, 86152, 92560, 101816, 107690, 125840, 127270, 139997, 156640, 172304, 185120, 203632, 215380, 251680, 254540, 279994, 344608, 407264, 430760, 509080, 559988, 699985, 861520, 1018160, 1119976, 1399970, 1723040, 2036320, 2239952, 2799940, 4479904, 5599880, 11199760, 22399520]

約数ペア:

[(1, 22399520), (2, 11199760), (4, 5599880), (5, 4479904), (8, 2799940), (10, 2239952), (11, 2036320), (13, 1723040), (16, 1399970), (20, 1119976), (22, 1018160), (26, 861520), (32, 699985), (40, 559988), (44, 509080), (52, 430760), (55, 407264), (65, 344608), (80, 279994), (88, 254540), (89, 251680), (104, 215380), (110, 203632), (121, 185120), (130, 172304), (143, 156640), (160, 139997), (176, 127270), (178, 125840), (208, 107690), (220, 101816), (242, 92560), (260, 86152), (286, 78320), (352, 63635), (356, 62920), (416, 53845), (440, 50908), (445, 50336), (484, 46280), (520, 43076), (572, 39160), (605, 37024), (712, 31460), (715, 31328), (880, 25454), (890, 25168), (968, 23140), (979, 22880), (1040, 21538), (1144, 19580), (1157, 19360), (1210, 18512), (1424, 15730), (1430, 15664), (1573, 14240), (1760, 12727), (1780, 12584), (1936, 11570), (1958, 11440), (2080, 10769), (2288, 9790), (2314, 9680), (2420, 9256), (2848, 7865), (2860, 7832), (3146, 7120), (3560, 6292), (3872, 5785), (3916, 5720), (4576, 4895), (4628, 4840)]