26707120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 71245440

約数和(自身を除く): 44538320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 89, 110, 121, 124, 155, 176, 178, 220, 242, 248, 310, 341, 356, 440, 445, 484, 496, 605, 620, 682, 712, 880, 890, 968, 979, 1210, 1240, 1364, 1424, 1705, 1780, 1936, 1958, 2420, 2480, 2728, 2759, 3410, 3560, 3751, 3916, 4840, 4895, 5456, 5518, 6820, 7120, 7502, 7832, 9680, 9790, 10769, 11036, 13640, 13795, 15004, 15664, 18755, 19580, 21538, 22072, 27280, 27590, 30008, 30349, 37510, 39160, 43076, 44144, 53845, 55180, 60016, 60698, 75020, 78320, 86152, 107690, 110360, 121396, 150040, 151745, 172304, 215380, 220720, 242792, 300080, 303490, 333839, 430760, 485584, 606980, 667678, 861520, 1213960, 1335356, 1669195, 2427920, 2670712, 3338390, 5341424, 6676780, 13353560, 26707120]

約数ペア:

[(1, 26707120), (2, 13353560), (4, 6676780), (5, 5341424), (8, 3338390), (10, 2670712), (11, 2427920), (16, 1669195), (20, 1335356), (22, 1213960), (31, 861520), (40, 667678), (44, 606980), (55, 485584), (62, 430760), (80, 333839), (88, 303490), (89, 300080), (110, 242792), (121, 220720), (124, 215380), (155, 172304), (176, 151745), (178, 150040), (220, 121396), (242, 110360), (248, 107690), (310, 86152), (341, 78320), (356, 75020), (440, 60698), (445, 60016), (484, 55180), (496, 53845), (605, 44144), (620, 43076), (682, 39160), (712, 37510), (880, 30349), (890, 30008), (968, 27590), (979, 27280), (1210, 22072), (1240, 21538), (1364, 19580), (1424, 18755), (1705, 15664), (1780, 15004), (1936, 13795), (1958, 13640), (2420, 11036), (2480, 10769), (2728, 9790), (2759, 9680), (3410, 7832), (3560, 7502), (3751, 7120), (3916, 6820), (4840, 5518), (4895, 5456)]